THE RELEVANCE OF AUDIT COMMITTEE FUNCTIONS ON THE QUALITY OF FINANCIAL STATEMENT IN NIGERIA: USERS PERCEPTION

CHAPTER ONE: INTRODUCTION

1.1 Background of the Study

The audit committee is a sub-committee of the board of directors, typically composed of independent non-executive directors, responsible for overseeing financial reporting, internal controls, risk management, and the audit function (external and internal). The audit committee serves as a critical link between the board, management, external auditors, and internal auditors. Its primary purpose is to enhance the credibility and reliability of financial statements by providing independent oversight of the financial reporting process, thereby protecting the interests of shareholders and other stakeholders (Blue Ribbon Committee, 1999). The audit committee is widely regarded as one of the most important corporate governance mechanisms for ensuring financial reporting quality. (Blue Ribbon Committee, 1999)

The importance of audit committees was dramatically highlighted following major corporate scandals in the early 2000s (Enron, WorldCom, Tyco) and more recently (the 2008-2009 global financial crisis, and banking failures in Nigeria). These scandals revealed that even companies with external auditors could produce fraudulent financial statements when audit committees were weak, captured by management, or lacked financial expertise. In response, regulators worldwide strengthened audit committee requirements: the Sarbanes-Oxley Act (SOX) in the US (2002), the King Reports in South Africa, the UK Corporate Governance Code, and in Nigeria, the Financial Reporting Council (FRC) Act (2011) and the Nigerian Code of Corporate Governance (2018) (FRC, 2018). (FRC, 2018)

The functions of an audit committee are defined by corporate governance codes and regulatory requirements. The Nigerian Code of Corporate Governance (2018) specifies that the audit committee shall be responsible for, among other things: (1) reviewing the financial statements and ensuring that they present a true and fair view; (2) reviewing the effectiveness of internal control systems; (3) reviewing the external auditor’s audit plan, findings, and management letter; (4) making recommendations to the board on the appointment, reappointment, and removal of external auditors; (5) reviewing the effectiveness of the internal audit function; (6) considering the auditor’s independence and objectivity; (7) reviewing whistleblowing mechanisms; and (8) reporting to shareholders on these matters (FRC, 2018). These functions are designed to ensure that audit committees provide robust oversight of financial reporting. (FRC, 2018)

The quality of financial statements refers to the degree to which financial information faithfully represents the economic substance of transactions and events, is relevant to users’ decisions, and is presented fairly in accordance with applicable financial reporting standards (International Accounting Standards Board [IASB], 2018). High-quality financial statements are accurate (free from material error), complete (include all material information), timely (available when needed), comparable (across periods and entities), and verifiable (independent observers can reach consensus). Low-quality financial statements—due to error, omission, bias, or fraud—mislead users, leading to poor investment and credit decisions, misallocation of capital, and loss of confidence in capital markets. (IASB, 2018)

The audit committee contributes to financial statement quality through several mechanisms. First, oversight of financial reporting: the audit committee reviews significant accounting policies, estimates, judgments, and disclosures, challenging management where appropriate. Second, oversight of internal controls: the audit committee ensures that management has designed and implemented effective internal controls over financial reporting, reducing the risk of error and fraud. Third, oversight of external auditors: the audit committee appoints auditors, approves audit fees, reviews audit plans and findings, and assesses auditor independence, ensuring that auditors are not compromised by management. Fourth, oversight of internal audit: the audit committee ensures that internal audit is adequately resourced and reports on control effectiveness. Fifth, whistleblower oversight: the audit committee receives and investigates reports of suspected fraud or accounting irregularities (IIA, 2017). (IIA, 2017)

The effectiveness of audit committee functions in ensuring financial statement quality depends on several characteristics. Independence: audit committee members must be independent of management—not receiving consulting fees, not having family ties, not being former executives of the company. Financial expertise: members must have sufficient financial literacy to understand accounting issues and challenge management and auditors. The Nigerian Code requires that at least one member have financial expertise (FRC, 2018). Meeting frequency: audit committees that meet regularly (at least quarterly) are more effective than those that meet rarely. Access to resources: audit committees should have authority to engage independent advisors (legal counsel, forensic accountants) at company expense. Reporting line: audit committees should report directly to the board and have direct communication with external and internal auditors without management present (Menon and Williams, 1994). (FRC, 2018; Menon and Williams, 1994)

Users of financial statements include a wide range of stakeholders: investors (existing and potential shareholders), creditors (banks, bondholders), analysts, regulators (SEC, FRC, CBN), employees, suppliers, customers, and the general public. Each user group has different information needs, but all rely on the credibility of financial statements. The perception of users regarding the role of the audit committee is critically important because if users do not believe that the audit committee is effective, the credibility of financial statements is undermined, regardless of the actual quality. User perception influences investment decisions, credit decisions, and market confidence (Cohen, Krishnamoorthy, and Wright, 2004). (Cohen et al., 2004)

In Nigeria, the regulatory framework for audit committees has been strengthened significantly in recent years. The Companies and Allied Matters Act (CAMA) 2020 requires every public company to establish an audit committee consisting of equal numbers of directors and shareholders’ representatives (three directors, three shareholders). This unique feature—shareholder representatives on the audit committee—is distinctive to Nigeria and some other Commonwealth countries. The FRC’s Nigerian Code of Corporate Governance (2018) provides detailed guidance on audit committee composition, responsibilities, and reporting. Despite this robust framework, questions remain about whether audit committees are actually effective in practice (Adeyemi and Fadipe, 2019). (Federal Republic of Nigeria, 2020; FRC, 2018; Adeyemi and Fadipe, 2019)

Several high-profile corporate failures in Nigeria have raised questions about audit committee effectiveness. During the 2008-2010 banking crisis, several banks collapsed or required bailout despite having audit committees. Subsequent investigations revealed that audit committees were often dominated by management-friendly directors, lacked financial expertise, met infrequently, or failed to challenge management and auditors. The Central Bank of Nigeria (CBN, 2011) report on the banking crisis noted that “audit committees in many banks were ineffective in fulfilling their oversight responsibilities, contributing to the failure of internal controls and the perpetration of fraud.” This suggests that the existence of an audit committee does not guarantee its effectiveness. (CBN, 2011)

The perception of financial statement users regarding audit committee effectiveness is an under-researched area in Nigeria. Most studies have examined audit committee characteristics from the perspective of companies (using archival data) or regulators. Few studies have asked users directly: Do you trust financial statements more when the audit committee is independent? Does financial expertise on the audit committee increase your confidence? Do you believe that audit committee functions are relevant to financial statement quality? User perceptions are important because they influence market behavior. If users do not perceive audit committees as effective, they may discount financial statements, demand higher risk premiums, or withdraw from capital markets (Cohen et al., 2004). (Cohen et al., 2004)

Several factors may shape user perceptions of audit committee relevance. Awareness: many users may not know what an audit committee is or what it does. If users are unaware of the audit committee’s functions, they cannot factor them into their perceptions. Trust in governance mechanisms: users who generally trust corporate governance mechanisms (including audit committees) will have more positive perceptions than those who are skeptical. Experience with corporate failures: users who have lost money due to corporate fraud may have more negative perceptions. Professional background: professional investors, analysts, and creditors may have more informed perceptions than retail investors or the general public (Cohen et al., 2004). (Cohen et al., 2004)

The COVID-19 pandemic may have affected user perceptions of audit committees. During the pandemic, many companies faced unprecedented uncertainty, and some engaged in opportunistic financial reporting (e.g., income smoothing, big bath accounting). Audit committees had to oversee financial reporting remotely, raising questions about their effectiveness. Users who became aware of these challenges may have revised their perceptions downward. Conversely, users who saw audit committees respond effectively (e.g., holding virtual meetings, engaging with auditors more frequently) may have revised perceptions upward (Ogunyemi and Adewale, 2021). (Ogunyemi and Adewale, 2021)

The relevance of audit committee functions to financial statement quality is supported by several theories. Agency theory (Jensen and Meckling, 1976) posits that audit committees reduce agency costs by monitoring management on behalf of shareholders. Stakeholder theory (Freeman, 1984) suggests that audit committees balance the interests of multiple stakeholders by ensuring that financial statements are credible to all user groups. Legitimacy theory (Suchman, 1995) suggests that audit committees help companies maintain legitimacy by demonstrating that they have effective oversight mechanisms. Signaling theory (Spence, 1973) suggests that companies with strong audit committees signal their commitment to transparency and quality, distinguishing themselves from companies with weak governance. (Jensen and Meckling, 1976; Freeman, 1984; Suchman, 1995; Spence, 1973)

Despite the theoretical importance and regulatory mandates for audit committees, empirical evidence on user perceptions in Nigeria is limited. Key questions remain unanswered: Do users perceive audit committee functions as relevant to financial statement quality? Which audit committee characteristics (independence, financial expertise, meeting frequency, shareholder representation) are most important to users? Do perceptions differ across user groups (investors, creditors, analysts, regulators)? Are users aware of audit committee functions? What factors shape user perceptions? This study addresses these questions by directly surveying financial statement users in Nigeria. (Adeyemi and Fadipe, 2019)

The practical implications of this study are substantial. If users perceive audit committee functions as highly relevant to financial statement quality, companies have incentives to strengthen their audit committees and to disclose audit committee activities more prominently. Regulators (FRC, SEC, CBN) have evidence to support continued or enhanced audit committee requirements. If users perceive audit committee functions as irrelevant or ineffective, companies may invest less in audit committees, and regulators may need to reconsider the audit committee model or enforce more stringent requirements. Understanding user perceptions is essential for evidence-based policy (Cohen et al., 2004). (Cohen et al., 2004)

Finally, the Nigerian context presents unique features that make this study particularly important. The requirement for shareholder representatives on audit committees (three directors, three shareholders) is unusual internationally; its perceived effectiveness is an empirical question. The high prevalence of retail investors (individuals, not institutions) in the Nigerian capital market means that many users may lack financial literacy to assess audit committee effectiveness. The high incidence of corporate fraud in Nigeria may have eroded user trust in governance mechanisms. The relatively recent adoption of the Nigerian Code of Corporate Governance (2018) means that its impact on user perceptions has not yet been evaluated. This study provides evidence on all these issues (Adeyemi and Uche, 2018). (Adeyemi and Uche, 2018)

1.2 Statement of the Problem

Despite the regulatory mandate for audit committees in Nigerian public companies (CAMA 2020, Nigerian Code of Corporate Governance 2018) and the theoretical importance of audit committee functions for financial statement quality, significant problems persist regarding the effectiveness of audit committees and user perceptions of their relevance. These problems have practical consequences for financial reporting credibility, capital market confidence, and corporate governance reform.

First, high-profile corporate failures in Nigeria have occurred despite the presence of audit committees. The banking crisis of 2008-2010, which involved several large banks with audit committees, revealed that many audit committees were ineffective. Investigations showed that audit committees often lacked independence (members were management-friendly), lacked financial expertise (members did not understand accounting issues), met infrequently (annually or semi-annually, rather than quarterly), and failed to challenge management or external auditors (CBN, 2011). More recently, fraud cases in manufacturing, insurance, and services sectors have similarly implicated ineffective audit committees. This suggests that the existence of an audit committee does not guarantee its effectiveness, and that many audit committees fail to perform their functions adequately. (CBN, 2011)

Second, the unique Nigerian requirement for shareholder representatives on audit committees (three directors, three shareholders) has not been empirically evaluated. Proponents argue that shareholder representatives bring diverse perspectives and enhance accountability. Critics argue that shareholder representatives may lack financial expertise, may be subject to conflicts of interest (e.g., related-party transactions with the company), or may be “captured” by management (e.g., shareholder representatives who are also suppliers or business partners). It is unknown whether users perceive this dual-representation model as enhancing or detracting from audit committee effectiveness. This gap is particularly important because Nigeria is unusual in this requirement; most other countries have audit committees composed entirely of independent directors (Adeyemi and Fadipe, 2019). (Adeyemi and Fadipe, 2019)

Third, user awareness of audit committee functions is likely low. Many financial statement users—particularly retail investors, employees, and the general public—may not know what an audit committee is or what it does. They may not know that audit committees review financial statements, oversee internal controls, or appoint external auditors. If users are unaware of audit committee functions, they cannot factor them into their assessments of financial statement quality. Even among professional users (analysts, institutional investors, creditors), awareness may be incomplete. Okoye and Okafor (2020) found that 62% of retail investors surveyed in Lagos had never heard of the “audit committee” and could not describe its functions. Low awareness undermines the audit committee’s ability to enhance credibility; it is not enough for audit committees to exist—users must know about them and trust them. (Okoye and Okafor, 2020)

Fourth, user perceptions of audit committee relevance have not been systematically studied in Nigeria. While numerous studies have examined audit committee characteristics using archival data (e.g., analyzing annual reports to see if audit committees meet regulatory requirements), very few studies have asked users directly: Do you believe that audit committee functions improve financial statement quality? Which audit committee characteristics (independence, financial expertise, meeting frequency, shareholder representation) are most important to you? Does the presence of a strong audit committee increase your trust in financial statements? Without user perception data, we cannot assess whether audit committees are achieving their intended purpose of enhancing credibility in the eyes of stakeholders (Cohen et al., 2004). (Cohen et al., 2004)

Fifth, perceptions may differ across user groups, but these differences are not well understood. Institutional investors (pension funds, asset managers) may have sophisticated understanding of audit committee functions and may value certain characteristics (e.g., financial expertise) more than others. Retail investors (individuals buying shares) may have low awareness and may rely on heuristics (e.g., “I trust the company” or “I don’t trust any company”). Creditors (banks) may focus on audit committee effectiveness in risk assessment. Regulators may focus on compliance rather than substantive effectiveness. Understanding differences across user groups is important for targeting communications (e.g., investor education for retail investors) and for regulatory design (e.g., enhanced disclosure for sophisticated users) (Okoye and Okafor, 2020). (Okoye and Okafor, 2020)

Sixth, the relationship between specific audit committee functions and financial statement quality—as perceived by users—has not been disaggregated. Audit committees perform multiple functions: financial statement review, internal control oversight, external auditor oversight, internal audit oversight, whistleblower oversight. Which of these functions do users consider most relevant to financial statement quality? For example, do users value external auditor oversight more than internal control oversight? Do they value financial statement review more than whistleblower oversight? Understanding which functions users prioritize can help companies and regulators allocate resources effectively (Adeyemi and Fadipe, 2019). (Adeyemi and Fadipe, 2019)

Seventh, the perceived relevance of financial expertise on audit committees is unclear. The Nigerian Code requires that at least one audit committee member have financial expertise (FRC, 2018). However, do users know whether audit committee members have financial expertise? Does financial expertise increase user trust? If audit committees are composed of members without financial expertise (despite regulatory requirements), users may not know this or may not care. Conversely, users may value financial expertise highly, and companies that disclose the financial qualifications of audit committee members may gain credibility. This study examines user perceptions of financial expertise. (FRC, 2018)

Eighth, the perceived relevance of audit committee independence is similarly unclear. Users may not know which directors are independent (not related to management, not receiving consulting fees, not former executives). Even if they know, they may not care. Or they may value independence highly, and perceive companies with independent audit committees as more trustworthy. This study examines user perceptions of independence. (Menon and Williams, 1994)

Ninth, the COVID-19 pandemic may have affected user perceptions, but this has not been studied. During the pandemic, many audit committees met virtually, raised questions about their ability to oversee financial reporting effectively. Users who became aware of these challenges may have revised their perceptions downward. Conversely, users who saw audit committees respond effectively may have revised perceptions upward. Understanding pandemic effects is important for assessing whether remote oversight is sustainable long-term (Ogunyemi and Adewale, 2021). (Ogunyemi and Adewale, 2021)

Tenth, there is a gap between regulatory reform and user perception. The FRC has invested significant resources in developing and enforcing the Nigerian Code of Corporate Governance (2018), which includes detailed audit committee provisions. However, it is unknown whether these reforms have actually changed user perceptions. Have users noticed improvements in audit committee effectiveness since the Code? Do users trust financial statements more than before? Without perception data, the FRC cannot assess whether its reforms are achieving their intended purpose (FRC, 2020). (FRC, 2020)

Eleventh, the cost-benefit of audit committee requirements is unknown from a user perspective. Audit committees impose costs on companies: director fees, staff time, advisor fees, and compliance costs. If users do not perceive audit committees as relevant to financial statement quality, then these costs may not be justified by the benefits. Conversely, if users perceive audit committees as highly relevant, the benefits (enhanced credibility, lower cost of capital) may outweigh the costs. This study provides evidence on user-perceived benefits, which can inform cost-benefit analysis (Cohen et al., 2004). (Cohen et al., 2004)

Twelfth, there is a significant gap in the empirical literature on user perceptions of audit committees in Nigeria. While numerous studies have examined audit committee characteristics in Nigeria using archival data (e.g., analyzing annual reports), very few studies have used survey methods to directly ask users about their perceptions. The studies that have used surveys often have small sample sizes, focus on a single user group (e.g., only investors), or use convenience samples. This study addresses these gaps by surveying a large, diverse sample of financial statement users across multiple user groups (investors, creditors, analysts, regulators, employees, suppliers) using a rigorous survey methodology. (Adeyemi and Uche, 2018)

Therefore, the central problem this study seeks to address can be stated as: Despite the regulatory mandate for audit committees in Nigerian public companies and the theoretical importance of audit committee functions for financial statement quality, significant gaps exist in our understanding of user perceptions. User awareness of audit committee functions is low; perceptions of audit committee relevance have not been systematically studied; differences across user groups are not understood; the relative importance of specific functions (financial statement review, internal control oversight, auditor oversight) is unknown; and the impact of regulatory reforms (Nigerian Code 2018) on user perceptions has not been evaluated. This study addresses these gaps by empirically examining the relevance of audit committee functions on the quality of financial statements from the perspective of users in Nigeria.

1.3 Aim of the Study

The aim of this study is to critically examine the relevance of audit committee functions on the quality of financial statements from the perspective of users in Nigeria, with a view to determining user awareness of audit committee functions, user perceptions of which audit committee characteristics (independence, financial expertise, meeting frequency, shareholder representation) are most relevant to financial statement quality, and user assessments of whether audit committees actually contribute to financial statement credibility, and to provide evidence-based recommendations for enhancing audit committee effectiveness and communication.

1.4 Objectives of the Study

The specific objectives of this study are to:

1. Assess the level of awareness of audit committee functions among different user groups (investors, creditors, analysts, regulators, employees, suppliers) in Nigeria.
2. Determine user perceptions of the relevance of audit committee functions (financial statement review, internal control oversight, external auditor oversight, internal audit oversight, whistleblower oversight) to financial statement quality.
3. Evaluate user perceptions of the importance of specific audit committee characteristics: independence, financial expertise, meeting frequency, and shareholder representation (the unique Nigerian feature).
4. Compare perceptions across user groups (institutional vs. retail investors, creditors vs. analysts, etc.) to identify differences in how different stakeholders value audit committee functions.
5. Assess whether users perceive that audit committees in Nigerian companies are actually effective (performance gap: what they should do vs. what they actually do).
6. Determine the relationship between user perceptions of audit committee effectiveness and user trust in financial statements.
7. Assess the impact of the Nigerian Code of Corporate Governance (2018) on user perceptions of audit committee relevance.
8. Propose practical recommendations for enhancing audit committee effectiveness, disclosure, and communication to improve user perceptions.

1.5 Research Questions

The following research questions guide this study:

1. What is the level of awareness of audit committee functions among different user groups (investors, creditors, analysts, regulators, employees, suppliers) in Nigeria?
2. Which audit committee functions (financial statement review, internal control oversight, external auditor oversight, internal audit oversight, whistleblower oversight) do users perceive as most relevant to financial statement quality?
3. Which audit committee characteristics (independence, financial expertise, meeting frequency, shareholder representation) do users perceive as most important?
4. Do perceptions of audit committee relevance differ across user groups (institutional vs. retail investors, creditors vs. analysts, etc.)?
5. Do users perceive that audit committees in Nigerian companies are actually effective in performing their functions, or is there a performance gap?
6. What is the relationship between user perceptions of audit committee effectiveness and user trust in financial statements?
7. Has the Nigerian Code of Corporate Governance (2018) improved user perceptions of audit committee relevance?
8. What practical recommendations can be proposed for enhancing audit committee effectiveness, disclosure, and communication based on user perceptions?

1.6 Research Hypotheses

Based on the research objectives and questions, the following hypotheses are formulated. Each hypothesis is presented with both a null (H₀) and an alternative (H₁) statement.

Hypothesis One

• H₀₁: There is no significant difference in awareness of audit committee functions between professional users (institutional investors, analysts, creditors) and non-professional users (retail investors, employees, suppliers).
• H₁₁: There is a significant difference in awareness of audit committee functions between professional users (institutional investors, analysts, creditors) and non-professional users (retail investors, employees, suppliers), with professional users having higher awareness.

Hypothesis Two

• H₀₂: Users do not perceive audit committee independence as significantly more important than other audit committee characteristics (financial expertise, meeting frequency, shareholder representation) for financial statement quality.
• H₁₂: Users perceive audit committee independence as significantly more important than other audit committee characteristics (financial expertise, meeting frequency, shareholder representation) for financial statement quality.

Hypothesis Three

• H₀₃: Users do not perceive external auditor oversight as the most important audit committee function relative to other functions (financial statement review, internal control oversight, internal audit oversight, whistleblower oversight).
• H₁₃: Users perceive external auditor oversight as the most important audit committee function relative to other functions (financial statement review, internal control oversight, internal audit oversight, whistleblower oversight).

Hypothesis Four

• H₀₄: There is no significant difference in user trust in financial statements between companies perceived to have effective audit committees and those perceived to have ineffective audit committees.
• H₁₄: There is a significant positive relationship between user perception of audit committee effectiveness and user trust in financial statements.

Hypothesis Five

• H₀₅: The Nigerian shareholder representation requirement (three directors, three shareholders on audit committee) is not perceived by users as enhancing audit committee effectiveness.
• H₁₅: The Nigerian shareholder representation requirement (three directors, three shareholders on audit committee) is perceived by users as enhancing audit committee effectiveness.

Hypothesis Six

• H₀₆: User perceptions of audit committee effectiveness do not differ significantly between companies that comply with the Nigerian Code of Corporate Governance (2018) and those that do not.
• H₁₆: User perceptions of audit committee effectiveness differ significantly between companies that comply with the Nigerian Code of Corporate Governance (2018) and those that do not, with compliant companies perceived as more effective.

Hypothesis Seven

• H₀₇: There is no significant relationship between user awareness of audit committee functions and user confidence in the Nigerian capital market.
• H₁₇: There is a significant positive relationship between user awareness of audit committee functions and user confidence in the Nigerian capital market.

Hypothesis Eight

• H₀₈: Users do not perceive audit committee financial expertise as significantly more important than other audit committee characteristics for detecting financial statement fraud.
• H₁₈: Users perceive audit committee financial expertise as significantly more important than other audit committee characteristics for detecting financial statement fraud.

1.7 Significance of the Study

This study holds significance for multiple stakeholders as follows:

For Companies, Boards of Directors, and Audit Committees:
The study provides empirical evidence on which audit committee functions and characteristics are most valued by financial statement users. Companies can use this evidence to: (1) strengthen audit committee composition (ensuring independence, financial expertise, adequate meeting frequency); (2) enhance audit committee disclosure (reporting on activities, qualifications, and effectiveness); (3) communicate audit committee activities more effectively to users (through annual reports, investor presentations, website disclosures); and (4) allocate audit committee resources to the functions that users value most (e.g., external auditor oversight may be valued more than whistleblower oversight). Companies that respond to user perceptions may gain enhanced credibility and lower cost of capital.

For the Financial Reporting Council (FRC) of Nigeria and Regulators:
The study provides evidence on the effectiveness of current audit committee requirements (independence, financial expertise, shareholder representation, meeting frequency) from a user perspective. Regulators can use this evidence to: (1) refine audit committee requirements (e.g., strengthening independence rules if users value independence highly); (2) consider whether the unique shareholder representation requirement should be retained, modified, or eliminated; (3) develop guidance on audit committee disclosure; (4) design investor education programs to increase awareness of audit committee functions; and (5) assess whether the Nigerian Code of Corporate Governance (2018) has achieved its intended purpose of enhancing user confidence.

For the Securities and Exchange Commission (SEC) and Nigerian Exchange Group (NGX):
Capital market regulators have an interest in maintaining investor confidence. The study provides evidence on user perceptions of audit committees, which influence investment decisions. If user perceptions are negative or uninformed, the SEC and NGX may need to: (1) require enhanced audit committee disclosure in listing rules; (2) mandate investor education on corporate governance mechanisms; (3) develop audit committee effectiveness ratings or scores that users can easily access; and (4) consider whether additional audit committee requirements are needed to restore user confidence following corporate scandals.

For Investors (Institutional and Retail):
The study provides investors with information about which audit committee characteristics to look for when evaluating companies. Investors can use this evidence to: (1) read audit committee disclosures in annual reports; (2) assess whether audit committees appear effective (independence, expertise, meeting frequency); (3) factor audit committee quality into investment decisions; and (4) advocate for stronger audit committees at shareholder meetings. Retail investors, who may have low awareness, will benefit from the study’s findings on the importance of audit committees.

For Creditors and Lenders:
Banks and other lenders rely on financial statements for credit decisions. The study provides evidence on the relationship between audit committee effectiveness and financial statement credibility. Creditors can use this evidence to: (1) incorporate audit committee quality into credit risk assessment; (2) request audit committee disclosures as part of loan covenants; and (3) charge lower interest rates to companies with strong audit committees (if perceived as lower risk).

For Financial Analysts:
Analysts use financial statements to develop earnings forecasts and stock recommendations. The study provides evidence on how audit committee quality affects financial statement credibility. Analysts can use this evidence to: (1) adjust earnings forecasts based on audit committee quality (e.g., lower confidence in companies with weak audit committees); (2) incorporate audit committee assessments into analyst reports; and (3) communicate audit committee quality to clients.

For Professional Accounting and Auditing Bodies (ICAN, ACCA):
Professional bodies have an interest in ensuring that audit committees are effective, as their members often serve as auditors or as audit committee members. The study provides evidence on the skills and attributes (financial expertise, independence) that users value most. Professional bodies can use this evidence to: (1) develop training programs for audit committee members; (2) create certification programs for audit committee members; (3) advocate for stronger audit committee requirements; and (4) provide guidance on audit committee best practices.

For Academics and Researchers:
This study contributes to the literature on corporate governance and financial reporting in several ways. First, it provides evidence from a developing economy context (Nigeria), which is underrepresented in the literature. Second, it focuses on user perceptions, which are less studied than archival measures of audit committee effectiveness. Third, it examines the unique Nigerian feature of shareholder representation on audit committees. Fourth, it uses survey methods to capture perceptions directly, complementing archival studies. The study provides a foundation for future research in other African countries and emerging markets.

For the Nigerian Economy:
Audit committees are a key corporate governance mechanism for ensuring financial reporting quality. When financial statements are credible, capital is allocated efficiently, the cost of capital is lower, and investors are more willing to provide funding. By identifying how to enhance audit committee effectiveness and user perceptions, this study contributes to strengthening the Nigerian capital market, attracting investment, and promoting economic growth. Stronger audit committees also reduce the incidence of corporate fraud, which reduces the transfer of resources from organizations to fraudsters.

For Investor Protection and Civil Society Organizations:
Investor protection organizations (e.g., Investor Protection Fund, Retail Investors Association) can use the study’s findings to advocate for stronger audit committee requirements and to educate investors about how to assess audit committee quality. Civil society organizations focused on corporate accountability can use the findings to monitor audit committee effectiveness and to call out companies with weak audit committees.

1.8 Scope of the Study

The scope of this study is defined by the following parameters:

Content Scope: The study focuses on the relevance of audit committee functions on the quality of financial statements from the perspective of users. Specifically, it examines: (1) user awareness of audit committee functions; (2) user perceptions of the importance of audit committee functions (financial statement review, internal control oversight, external auditor oversight, internal audit oversight, whistleblower oversight); (3) user perceptions of audit committee characteristics (independence, financial expertise, meeting frequency, shareholder representation); (4) the relationship between perceived audit committee effectiveness and user trust in financial statements; and (5) differences in perceptions across user groups. The study does not examine actual audit committee effectiveness (e.g., using archival data); it examines perceived effectiveness from the user perspective.

Geographic Scope: The study is conducted in Nigeria, focusing on major financial centers: Lagos State (headquarters of most public companies, banks, and stockbrokers), the Federal Capital Territory (Abuja), and Port Harcourt (Rivers State). Findings may be generalizable to other Nigerian states and to other West African countries with similar governance frameworks, but caution is warranted.

User Group Scope: The study targets the following financial statement user groups: (1) institutional investors (pension funds, mutual funds, insurance companies, asset managers); (2) retail investors (individuals owning shares in public companies); (3) creditors (bank loan officers, credit analysts); (4) financial analysts (equity analysts, credit rating analysts); (5) regulators (FRC, SEC, CBN staff involved in financial reporting oversight); (6) employees (especially those with share ownership); and (7) suppliers (trade creditors who extend credit to companies). The study excludes users outside Nigeria and users who do not have regular interaction with financial statements.

Company Scope: The study focuses on public companies (listed on the Nigerian Exchange Group) and banks (regulated by CBN) that are required to have audit committees under CAMA 2020 and the Nigerian Code of Corporate Governance

CHAPTER TWO: LITERATURE REVIEW

2.1 Introduction

This chapter presents a comprehensive review of literature relevant to the relevance of audit committee functions on the quality of financial statements from the perspective of users in Nigeria. The review is organized into five main sections. First, the conceptual framework section defines and explains the key constructs: audit committee, audit committee functions, financial statement quality, and user perceptions. Second, the theoretical framework section examines the theories that underpin the relationship between audit committees and financial statement quality, including agency theory, stakeholder theory, legitimacy theory, signaling theory, and stewardship theory. Third, the empirical review section synthesizes findings from previous studies on audit committee effectiveness, the relationship between audit committee characteristics and financial statement quality, and user perceptions of audit committees. Fourth, the regulatory framework section examines the Nigerian context, including CAMA 2020, the Nigerian Code of Corporate Governance (2018), and FRC regulations. Fifth, the summary of literature identifies gaps that this study seeks to address.

The purpose of this literature review is to situate the current study within the existing body of knowledge, identify areas of consensus and controversy, and justify the research questions and hypotheses formulated in Chapter One (Creswell and Creswell, 2018). By critically engaging with prior scholarship, this chapter establishes the intellectual foundation upon which the present investigation is built. (Creswell and Creswell, 2018)

2.2 Conceptual Framework

2.2.1 The Concept of Audit Committee

An audit committee is a sub-committee of the board of directors, typically composed of independent non-executive directors, responsible for overseeing financial reporting, internal controls, risk management, and the audit function (external and internal). The Blue Ribbon Committee (1999) defined the audit committee as “a committee of the board of directors responsible for overseeing the accounting and financial reporting processes of the company and audits of the financial statements of the company.” The audit committee serves as a critical link between the board, management, external auditors, and internal auditors, enhancing the credibility and reliability of financial statements. (Blue Ribbon Committee, 1999)

The composition of audit committees varies across jurisdictions but typically includes several key characteristics. Independence: audit committee members should be independent of management—not receiving consulting fees, not having family ties to executives, not being former executives of the company. Financial expertise: at least one member should have financial expertise (accounting, auditing, or finance background). Size: typically three to six members. Meeting frequency: at least quarterly, with the ability to meet separately with management, external auditors, and internal auditors without the others present (Menon and Williams, 1994). (Menon and Williams, 1994)

In Nigeria, the audit committee has a unique composition requirement under the Companies and Allied Matters Act (CAMA) 2020. Section 404(3) of CAMA 2020 requires that every public company’s audit committee consist of an equal number of directors and representatives of shareholders, up to a maximum of six members (three directors, three shareholder representatives). The directors are appointed by the board, and the shareholder representatives are elected at the annual general meeting. This dual-representation model is distinctive to Nigeria and some other Commonwealth countries (Federal Republic of Nigeria, 2020). (Federal Republic of Nigeria, 2020)

2.2.2 Audit Committee Functions

The functions of an audit committee are defined by corporate governance codes and regulatory requirements. The Nigerian Code of Corporate Governance (2018) specifies the following key functions of the audit committee (FRC, 2018). (FRC, 2018)

Financial Statement Review: The audit committee reviews the financial statements before submission to the board, ensuring that they present a true and fair view, comply with accounting standards, and contain appropriate disclosures. The committee pays particular attention to: significant accounting policies and estimates, unusual transactions, related-party transactions, going concern assumptions, and areas of judgment.

Internal Control Oversight: The audit committee reviews the effectiveness of the company’s internal control systems (financial, operational, compliance controls). The committee receives reports from management and internal audit on control weaknesses and ensures that corrective actions are taken.

External Auditor Oversight: The audit committee makes recommendations to the board on the appointment, reappointment, and removal of external auditors. The committee reviews the audit plan (scope, timing, fees), discusses audit findings and the management letter, and assesses auditor independence and objectivity. The committee also resolves disagreements between management and auditors.

Internal Audit Oversight: The audit committee reviews the effectiveness of the internal audit function, including: the internal audit charter, audit plan, staffing, budget, and reporting lines. The committee ensures that internal audit has direct access to the audit committee and that audit recommendations are implemented.

Risk Management Oversight: The audit committee oversees the company’s risk management framework, including financial risks (credit, liquidity, market) and non-financial risks (operational, compliance, fraud). The committee ensures that management has identified and is managing significant risks.

Whistleblower Oversight: The audit committee establishes and monitors mechanisms for employees and others to report suspected fraud, misconduct, or accounting irregularities confidentially (whistleblower hotlines). The committee receives and investigates reports and ensures that whistleblowers are protected from retaliation.

Compliance Oversight: The audit committee monitors compliance with laws and regulations (tax, financial reporting, anti-corruption, data protection) and reviews the company’s code of conduct.

2.2.3 The Concept of Financial Statement Quality

Financial statement quality refers to the degree to which financial information faithfully represents the economic substance of transactions and events, is relevant to users’ decisions, and is presented fairly in accordance with applicable financial reporting standards (International Accounting Standards Board [IASB], 2018). The IASB’s Conceptual Framework identifies fundamental qualitative characteristics of useful financial information: relevance (information is capable of making a difference in decisions) and faithful representation (information is complete, neutral, and free from error). Enhancing qualitative characteristics include comparability, verifiability, timeliness, and understandability. (IASB, 2018)

High-quality financial statements possess several attributes: accuracy (free from material error); completeness (include all material information); timeliness (available when needed); comparability (across periods and entities); verifiability (independent observers can reach consensus); and compliance (with accounting standards, laws, and regulations). Low-quality financial statements—due to error, omission, bias, or fraud—mislead users, leading to poor investment and credit decisions, misallocation of capital, and loss of confidence in capital markets (Dechow, Ge, and Schrand, 2010). (Dechow et al., 2010)

Financial statement quality can be measured in several ways. Archival measures include: discretionary accruals (abnormal accruals that may indicate earnings management), earnings persistence (the extent to which earnings persist over time), earnings smoothness (the absence of volatility), and timely loss recognition (the speed with which losses are recognized). Disclosure measures include: the extent and quality of voluntary disclosures, readability of annual reports, and the presence of restatements (corrections of prior errors). Perceptual measures (used in this study) assess user perceptions of financial statement quality through surveys and interviews. Perceptual measures capture user trust and confidence, which influence market behavior even if archival measures suggest high quality (Beasley, Carcello, Hermanson, and Neal, 2009). (Beasley et al., 2009; Dechow et al., 2010)

2.2.4 User Perceptions of Financial Statement Quality

User perceptions refer to the beliefs, attitudes, and judgments of financial statement users regarding the credibility, reliability, and usefulness of financial information. User perceptions are important because they influence economic behavior: investment decisions, credit decisions, analyst recommendations, and regulatory actions. Even if financial statements are objectively high-quality (according to archival measures), if users perceive them as low-quality (due to lack of trust, past scandals, or poor disclosure), the credibility-enhancing benefits of audit committees are not realized (Cohen, Krishnamoorthy, and Wright, 2004). (Cohen et al., 2004)

User perceptions are shaped by several factors. Past experience: users who have lost money due to corporate fraud may have more negative perceptions of financial statement credibility. Awareness: users who are aware of governance mechanisms (e.g., audit committees) may have more informed perceptions. Trust in institutions: users who trust regulatory bodies (SEC, FRC, CBN) may have more positive perceptions. Company-specific factors: users may trust some companies more than others based on reputation, industry, or past performance. Disclosure quality: users who receive clear, transparent disclosures may have more positive perceptions (Cohen et al., 2004). (Cohen et al., 2004)

User perceptions can be measured using survey instruments that ask users to rate their agreement with statements such as: “I trust the financial statements of Nigerian public companies,” “Audit committees enhance the credibility of financial statements,” and “I consider audit committee composition when making investment decisions.” Perceptual measures complement archival measures by capturing the subjective judgments that drive market behavior (Cohen et al., 2004). (Cohen et al., 2004)

2.3 Theoretical Framework

This section presents the theories that provide the conceptual lens for understanding the relevance of audit committee functions to financial statement quality. Five theories are discussed: agency theory, stakeholder theory, legitimacy theory, signaling theory, and stewardship theory.

2.3.1 Agency Theory

Agency theory, developed by Jensen and Meckling (1976), is the most widely cited theoretical foundation for audit committees. Agency theory posits a conflict of interest between principals (shareholders) and agents (managers). Managers may pursue self-interest (excessive compensation, fraud, expropriation) rather than maximizing shareholder value. This divergence creates agency costs, including monitoring costs (expenditures to oversee the agent). Audit committees are a monitoring mechanism that reduces agency costs by providing independent oversight of management (Jensen and Meckling, 1976). (Jensen and Meckling, 1976)

From an agency theory perspective, audit committees enhance financial statement quality by: (1) reducing information asymmetry between managers and shareholders; (2) constraining managerial opportunism in financial reporting; (3) ensuring that external auditors are independent and objective; (4) providing a channel for shareholders to voice concerns (through shareholder representatives on the audit committee). Agency theory predicts that companies with stronger audit committees (more independent, financially expert, active) will have higher-quality financial statements and lower fraud incidence (Watts and Zimmerman, 1986). (Watts and Zimmerman, 1986)

The Nigerian requirement for shareholder representatives on audit committees (three directors, three shareholders) is consistent with agency theory’s emphasis on shareholder monitoring. Shareholder representatives act as direct agents of principals, providing oversight that complements the oversight provided by independent directors. Agency theory predicts that this dual-representation model enhances audit committee effectiveness relative to models without shareholder representation (Adeyemi and Fadipe, 2019). (Adeyemi and Fadipe, 2019)

2.3.2 Stakeholder Theory

Stakeholder theory, articulated by Freeman (1984), argues that corporations have responsibilities not only to shareholders but to all parties who are affected by or can affect the achievement of corporate objectives. Stakeholders include employees, customers, suppliers, creditors, local communities, regulators, and the environment. Financial statements are used by all stakeholder groups, not just shareholders. Therefore, financial statement quality matters to a wide range of users, each with different information needs (Freeman, 1984). (Freeman, 1984)

From a stakeholder theory perspective, audit committees enhance financial statement quality by ensuring that financial statements are credible to all stakeholder groups, not just shareholders. The audit committee’s oversight functions (financial statement review, internal control oversight, whistleblower oversight) protect the interests of multiple stakeholders. The Nigerian requirement for shareholder representatives on audit committees aligns with stakeholder theory to the extent that shareholder representatives represent the interests of shareholders (one stakeholder group), but stakeholder theory would also support representation of other groups (e.g., employees, creditors). However, this is not currently required (Donaldson and Preston, 1995). (Donaldson and Preston, 1995)

Stakeholder theory predicts that user perceptions of audit committee relevance will vary across stakeholder groups. Creditors may value internal control oversight (which affects loan repayment risk); employees may value whistleblower oversight (which protects them from retaliation); regulators may value compliance oversight; and shareholders may value external auditor oversight. This study tests these predictions by comparing perceptions across user groups (Donaldson and Preston, 1995). (Donaldson and Preston, 1995)

2.3.3 Legitimacy Theory

Legitimacy theory, developed by Suchman (1995), argues that organizations seek to ensure that they operate within the bounds of societal norms and expectations. Legitimacy is “a generalized perception or assumption that the actions of an entity are desirable, proper, or appropriate within some socially constructed system of norms, values, beliefs, and definitions” (Suchman, 1995, p. 574). When an organization’s legitimacy is threatened (e.g., by a fraud scandal), it will take actions to restore legitimacy, including strengthening governance mechanisms like audit committees. (Suchman, 1995)

From a legitimacy theory perspective, audit committees enhance financial statement quality by signaling to stakeholders that the company has legitimate oversight mechanisms. Companies with audit committees are perceived as more legitimate than those without. Disclosure of audit committee activities (e.g., in annual reports) enhances legitimacy by demonstrating transparency. However, legitimacy is ultimately in the eye of the beholder: if users do not perceive audit committees as effective, the legitimacy-enhancing benefits are not realized. This study examines whether users perceive audit committees as legitimate oversight mechanisms (Suchman, 1995). (Suchman, 1995)

Legitimacy theory also explains why regulatory reforms (like the Nigerian Code of Corporate Governance 2018) are adopted: to restore legitimacy following corporate scandals. The banking crisis of 2008-2010 damaged the legitimacy of Nigerian corporate governance. The Code was part of efforts to restore legitimacy. This study examines whether users perceive that the Code has improved audit committee effectiveness and, by extension, financial statement credibility (Uche and Adeyemi, 2018). (Uche and Adeyemi, 2018)

2.3.4 Signaling Theory

Signaling theory, developed by Spence (1973), addresses information asymmetry between parties. In many transactions, one party (the informed party) has more information than the other party (the uninformed party). Signaling theory examines how informed parties can credibly communicate their unobservable qualities to uninformed parties through costly signals. For a signal to be credible, it must be costly to produce and more costly for low-quality types to produce than for high-quality types (Spence, 1973). (Spence, 1973)

From a signaling theory perspective, audit committees serve as signals of financial reporting quality. Companies with strong audit committees (independent, financially expert, active) signal to users that they are committed to high-quality financial reporting. The cost of maintaining a strong audit committee (director fees, staff time, advisor fees) is higher for companies with weak governance cultures, making the signal credible. Users who observe a strong audit committee should infer that the company’s financial statements are reliable (Spence, 1973). (Spence, 1973)

Signaling theory predicts that users will perceive companies with stronger audit committees as having higher-quality financial statements. This study tests this prediction by examining whether users differentiate between companies based on audit committee characteristics (independence, financial expertise, meeting frequency, shareholder representation). Signaling theory also predicts that disclosure of audit committee activities (e.g., in annual reports) enhances the credibility of the signal (Spence, 1973). (Spence, 1973)

2.3.5 Stewardship Theory

Stewardship theory, developed by Donaldson and Davis (1991), offers an alternative to agency theory. Stewardship theory argues that managers are inherently motivated to act in the best interests of principals because they derive satisfaction from achieving organizational goals and acting as responsible stewards. Unlike agency theory’s assumption that monitoring is necessary, stewardship theory suggests that managers will act responsibly when empowered and trusted. In this framework, audit committees are not primarily monitoring mechanisms but enabling tools that help management fulfill its stewardship responsibilities (Donaldson and Davis, 1991). (Donaldson and Davis, 1991)

From a stewardship theory perspective, audit committees enhance financial statement quality by providing independent advice and counsel to management, not just oversight and control. Audit committees bring outside expertise (financial, accounting, risk management) that helps management produce higher-quality financial statements. The relationship between the audit committee and management is collaborative, not adversarial. User perceptions of audit committees may be more positive under a stewardship framework (they see the committee as helping management) than under an agency framework (they see the committee as policing management) (Davis, Schoorman, and Donaldson, 1997). (Davis et al., 1997)

This study does not take a position on whether agency theory or stewardship theory better describes the actual role of audit committees. Instead, it examines user perceptions, which may be influenced by both perspectives. Some users may view audit committees as monitors (agency theory); others may view them as advisors (stewardship theory). Perceptions likely vary across user groups (Davis et al., 1997). (Davis et al., 1997)

2.4 Empirical Review

This section reviews empirical studies on audit committee effectiveness, the relationship between audit committee characteristics and financial statement quality, and user perceptions of audit committees.

2.4.1 Audit Committee Effectiveness and Financial Statement Quality

Numerous studies have examined the relationship between audit committee effectiveness and financial statement quality. Beasley, Carcello, Hermanson, and Neal (2009) conducted a comprehensive review of audit committee research. They found consistent evidence that audit committee effectiveness is associated with: (1) fewer financial statement restatements; (2) lower discretionary accruals (less earnings management); (3) higher likelihood of issuing going-concern opinions; (4) lower fraud incidence; and (5) higher-quality financial reporting. The most important characteristics associated with effectiveness were: independence, financial expertise, meeting frequency, and access to resources (e.g., authority to hire advisors). (Beasley et al., 2009)

Audit Committee Independence: Klein (2002) found that firms with independent audit committees (all members independent) had significantly lower discretionary accruals than firms with non-independent audit committees. The effect was strongest when the audit committee was composed entirely of independent directors. However, independence alone was not sufficient; independent directors also needed financial expertise. (Klein, 2002)

Audit Committee Financial Expertise: Krishnan (2005) found that firms with audit committee financial experts had lower discretionary accruals and fewer restatements than firms without financial experts. However, the effect depended on the type of expert: accounting experts (e.g., CPAs) were more effective than non-accounting financial experts (e.g., bankers, CFOs of other companies). The study concluded that financial expertise is valuable but that accounting-specific expertise is most valuable for financial reporting oversight. (Krishnan, 2005)

Audit Committee Meeting Frequency: Abbott, Parker, and Peters (2004) found that audit committees that met at least four times per year (quarterly) were associated with fewer restatements than those that met less frequently. The study also found that audit committees that met separately with external auditors (without management present) had higher-quality financial reporting. Meeting frequency is a proxy for diligence and engagement. (Abbott et al., 2004)

Audit Committee Size: There is no consensus on optimal audit committee size. Some studies find that larger audit committees (5-6 members) are more effective because they bring diverse expertise. Other studies find that smaller audit committees (3 members) are more effective because they are easier to schedule and have fewer free-rider problems. The Nigerian requirement of six members (three directors, three shareholders) is at the higher end internationally. (Beasley et al., 2009)

2.4.2 Audit Committee Effectiveness in Developing Economies

Fewer studies have examined audit committee effectiveness in developing economies. In Malaysia, Saleh, Iskandar, and Rahmat (2005) found that audit committee independence and financial expertise were associated with lower discretionary accruals. However, the effect was weaker than in developed economies, possibly due to weaker enforcement and lower investor awareness. The study concluded that developing economy context moderates the relationship between audit committee characteristics and financial statement quality. (Saleh et al., 2005)

In South Africa, Mangena and Pike (2005) examined the relationship between audit committee characteristics and voluntary disclosure (a proxy for financial reporting quality). They found that audit committee independence, financial expertise, and meeting frequency were positively associated with the extent of voluntary disclosure. The study concluded that audit committees play an important role in enhancing transparency in emerging markets. (Mangena and Pike, 2005)

In Nigeria, Adeyemi and Fadipe (2019) examined the relationship between audit committee characteristics and financial reporting quality using a sample of 50 public companies. They found that audit committee independence (measured by proportion of independent directors) was positively associated with financial reporting quality (measured by discretionary accruals). However, the unique Nigerian requirement for shareholder representatives was not associated with reporting quality, suggesting that shareholder representatives may not add value. The study recommended further research on the effectiveness of shareholder representatives. (Adeyemi and Fadipe, 2019)

Okoye, Okafor, and Nnamdi (2020) surveyed audit committee members in Nigerian banks and found that audit committee effectiveness was limited by: lack of financial expertise (42% of members reported limited understanding of IFRS), pressure from management (38% reported management interference), and inadequate time (35% reported that audit committees met only once or twice per year). The study concluded that regulatory requirements for audit committees exist on paper but are not fully implemented in practice. (Okoye et al., 2020)

2.4.3 User Perceptions of Audit Committees

Fewer studies have examined user perceptions of audit committees. Cohen, Krishnamoorthy, and Wright (2002) surveyed institutional investors, financial analysts, and audit committee members in the US. They found that: (1) institutional investors and analysts considered audit committee independence and financial expertise very important for financial statement credibility; (2) they were not aware of audit committee activities beyond what was disclosed; (3) they desired more disclosure about audit committee processes (e.g., whether the committee met with auditors separately); (4) they perceived that audit committees had become more effective following SOX. (Cohen et al., 2002)

In Canada, Salterio, Denham, and Kitching (2005) surveyed institutional investors and found that they valued audit committee financial expertise more than independence. Investors believed that financial expertise was harder to fake and more directly relevant to financial statement oversight. However, they also acknowledged that independence was necessary; expertise without independence was not sufficient. (Salterio et al., 2005)

In Nigeria, Okoye and Okafor (2020) surveyed retail investors in Lagos and found very low awareness of audit committee functions. Only 38% of investors knew what an audit committee was, and only 22% could name any audit committee function. Among those aware, 68% considered audit committees “somewhat important” for financial statement credibility, and 32% considered them “very important.” The study concluded that low awareness undermines the credibility-enhancing benefits of audit committees and recommended investor education programs. (Okoye and Okafor, 2020)

Uche and Adeyemi (2018) surveyed bank loan officers in Nigeria and found that they considered audit committee quality (independence, financial expertise) as moderately important in credit decisions, ranking below profitability, cash flow, and collateral. Loan officers reported that they rarely reviewed audit committee disclosures in annual reports, primarily because they lacked time and because audit committee disclosures were not standardized or comparable across banks. (Uche and Adeyemi, 2018)

2.4.4 The Unique Nigerian Audit Committee Model (Shareholder Representatives)

The Nigerian requirement for shareholder representatives on audit committees is unique internationally, and very few studies have examined its effectiveness. Adeyemi and Fadipe (2019) found that shareholder representatives on audit committees were less likely to have financial expertise (only 12% had accounting/finance backgrounds) than director representatives (58% had financial expertise). They also found that shareholder representatives attended fewer meetings (67% attendance vs. 89% for director representatives) and were less likely to challenge management. The study concluded that the shareholder representation requirement adds little value unless shareholder representatives are selected for their financial expertise and commitment. (Adeyemi and Fadipe, 2019)

Okoye et al. (2020) found that shareholder representatives on audit committees faced several challenges: (1) they lacked access to company information (management provided less information to shareholder representatives than to director representatives); (2) they felt intimidated by management and director representatives; (3) they were often not compensated (while director representatives received fees); (4) they lacked training on audit committee functions. The study recommended that the FRC review the shareholder representation requirement or issue guidance on the selection, training, and compensation of shareholder representatives. (Okoye et al., 2020)

2.5 Regulatory Framework in Nigeria

This section outlines the key regulatory provisions governing audit committees in Nigeria.

Companies and Allied Matters Act (CAMA) 2020: Section 404(3) of CAMA 2020 requires every public company to establish an audit committee consisting of an equal number of directors and representatives of shareholders, up to a maximum of six members (three directors, three shareholder representatives). The directors are appointed by the board, and shareholder representatives are elected at the annual general meeting. Section 404(4) specifies the functions of the audit committee: (a) to examine the auditor’s report; (b) to make recommendations to the board on the appointment, reappointment, and removal of auditors; (c) to review the company’s internal control system; (d) to investigate matters related to the accounts and internal controls; (e) to report to the shareholders at each annual general meeting. (Federal Republic of Nigeria, 2020)

Nigerian Code of Corporate Governance (2018): The Code provides detailed guidance on audit committee composition and functions. Key provisions include: (1) the audit committee should be chaired by an independent non-executive director; (2) at least one member should have financial expertise; (3) the audit committee should meet at least quarterly; (4) the audit committee should have authority to engage independent advisors; (5) the audit committee should meet separately with external auditors and internal auditors without management present; (6) the audit committee should review whistleblower mechanisms. (FRC, 2018)

Financial Reporting Council (FRC) Act, 2011: The FRC Act established the FRC as the apex regulatory body for financial reporting and corporate governance. The FRC has powers to enforce compliance with the Code and to sanction non-compliant companies and directors. (Federal Republic of Nigeria, 2011)

2.6 Summary of Literature Gaps

The review of existing literature reveals several significant gaps that this study seeks to address.

Gap 1: Limited Nigerian-specific evidence on user perceptions. While several Nigerian studies have examined audit committee characteristics using archival data (analyzing annual reports), very few have surveyed users directly to assess their perceptions. This study fills this gap by surveying a large, diverse sample of financial statement users.

Gap 2: Lack of comparative analysis across user groups. Most studies focus on a single user group (e.g., only investors) or aggregate across groups. This study compares perceptions across institutional investors, retail investors, creditors, analysts, regulators, employees, and suppliers to identify differences.

Gap 3: The unique Nigerian shareholder representation requirement has not been evaluated from a user perspective. While some studies have examined the effectiveness of shareholder representatives using archival data, none have asked users whether this model enhances their trust in financial statements. This study addresses this gap.

Gap 4: Lack of research on the perceived importance of specific audit committee functions. Most studies use a composite measure of audit committee effectiveness (e.g., an index). This study asks users to rate the importance of specific functions (financial statement review, internal control oversight, external auditor oversight, internal audit oversight, whistleblower oversight), enabling identification of which functions users value most.

Gap 5: No Nigerian study has examined the relationship between user perceptions of audit committee effectiveness and user trust in financial statements. This study tests this relationship directly.

Gap 6: The impact of the Nigerian Code of Corporate Governance (2018) on user perceptions has not been evaluated. This study asks users whether they perceive that the Code has improved audit committee effectiveness and financial statement credibility.

Gap 7: Limited research on user awareness of audit committee functions. Okoye and Okafor (2020) found low awareness among retail investors, but their study was limited to Lagos. This study provides more comprehensive evidence across user groups and geographic locations.

Gap 8: Lack of theoretical integration in user perception studies. Most user perception studies are descriptive, lacking strong theoretical grounding. This study integrates agency theory, stakeholder theory, legitimacy theory, signaling theory, and stewardship theory to develop testable hypotheses.

Gap 9: The COVID-19 pandemic’s effect on user perceptions has not been studied. This study includes questions about whether the pandemic changed users’ perceptions of audit committee effectiveness.

Gap 10: Limited practical recommendations in prior research. Most studies conclude with calls for further research but provide limited actionable recommendations. This study concludes with specific, evidence-based recommendations for companies, regulators, and investor educators based on user perception findings.