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External Audit Engagement Letter Template for Nigeria

A formal letter of engagement between a registered audit firm and a client company in Nigeria, outlining the terms and conditions for external audit services. The document complies with Nigerian Standards on Auditing (NSA), Companies and Allied Matters Act 2020, and Financial Reporting Council requirements. It details the scope of the audit, responsibilities of both parties, reporting obligations, fee structure, and timeline for the audit engagement. The letter serves as a binding contract that ensures clarity of expectations and compliance with Nigerian regulatory requirements for statutory audits.

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What is a External Audit Engagement Letter?

The External Audit Engagement Letter is a mandatory document required before commencing statutory audit services in Nigeria. It establishes the professional relationship between a registered audit firm and a client company, as required by the Companies and Allied Matters Act 2020 and regulated by the Financial Reporting Council of Nigeria. This document outlines the scope of audit services, respective responsibilities, reporting requirements, and commercial terms. It serves as the primary reference point for the audit engagement and helps ensure compliance with Nigerian Standards on Auditing and other relevant regulations. The letter must be signed before audit work begins and is typically renewed annually for continuing engagements.

What sections should be included in a External Audit Engagement Letter?

1. Letterhead and Date: Audit firm's letterhead, contact details, and date of the letter

2. Addressee: Client's name, position (typically Board of Directors or Those Charged with Governance), and address

3. Subject Line: Clear indication that this is an audit engagement letter for the specified period

4. Opening Statement: Confirmation of the appointment and purpose of the letter

5. Scope of Audit: Detailed description of the audit scope, including the financial statements to be audited and the period covered

6. Audit Objectives: Statement of the audit's objectives and the level of assurance to be provided

7. Auditor's Responsibilities: Detailed outline of the auditor's responsibilities, including reference to relevant Nigerian auditing standards

8. Management's Responsibilities: Clear statement of management's responsibilities regarding financial statements and information provision

9. Reporting Requirements: Format, timing, and nature of reports to be issued

10. Fee Arrangements: Details of audit fees, payment terms, and billing arrangements

11. Timeline: Expected timeline for the audit process and key deliverables

12. Independence Declaration: Statement confirming the audit firm's independence

13. Closing and Acknowledgment: Request for acknowledgment and space for signatures

What sections are optional to include in a External Audit Engagement Letter?

1. Group Audit Considerations: Required when the client is part of a group structure, detailing additional procedures and coordination with other auditors

2. Regulatory Requirements: Needed for regulated entities (e.g., banks, insurance companies) to address specific regulatory reporting requirements

3. Use of Experts: Include when specialist expertise will be required during the audit

4. Data Protection and Confidentiality: Detailed section on data handling when dealing with sensitive information or cross-border data transfers

5. Anti-Money Laundering Provisions: Required for high-risk clients or when specifically mandated by regulatory requirements

6. Remote Working Arrangements: Include when audit work will be conducted remotely or in hybrid mode

What schedules should be included in a External Audit Engagement Letter?

1. Fee Schedule: Detailed breakdown of fees, including base audit fee, additional services, and out-of-pocket expenses

2. Timing Schedule: Detailed timeline of the audit process, including key dates and deliverables

3. Team Structure: List of key team members and their roles in the engagement

4. Standard Terms and Conditions: Firm's standard terms and conditions for audit services

5. Required Client Deliverables: List of documents and information required from the client with deadlines

Authors

Alex Denne

Head of Growth (Open Source Law) @ Ƶ | 3 x UCL-Certified in Contract Law & Drafting | 4+ Years Managing 1M+ Legal Documents

Jurisdiction

Nigeria

Publisher

Ƶ

Document Type

Engagement Letter

Cost

Free to use

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