ICAEW.com works better with JavaScript enabled.

This is exclusive content

Documenting the audit of accounting estimates

Documenting the audit of accounting estimates is important because it provides evidence that the audit complies with ISAs. You can find out more below on what needs to be documented, and when, in your audit of accounting estimates.

ISA 230, Audit documentation (ISA 230), sets out the auditor’s objective to prepare documentation that provides a sufficient and appropriate record of the basis for the auditor’s report and evidence that the audit was planned and performed in accordance with ISAs and applicable legal and regulatory requirements. ISA 230 includes requirements on the form, content and extent of audit documentation required.

ISA 540, Auditing accounting estimates including fair value accounting estimates (ISA 540), and related disclosures, specifically requires audit documentation to include: