International Standard on Auditing (New Zealand) 540

Auditing Accounting Estimates and Related Disclosures


View this Standard in the Standards Navigator

Standard and amendments

International resources

Deals with the auditor’s responsibilities relating to accounting estimates and related disclosures in an audit of financial statements.


Applicable for audits of financial statements for periods as indicated. Versions prior to the previous version can be found on the archive page.

  • ISA (NZ) 540 (Revised) – Periods beginning on or after
    15 Dec 2022 (early adoption permitted)

    Date of issue: Nov 2018

    Date compiled: May 2022

New version not yet mandatory

  • ISA (NZ) 540 – Periods beginning on or after
    15 Dec 2026

    Date of issue: Feb 2026


    Additional materials

    ISA (NZ) 540 (2026) marked up version
    Explanation for decision made Reissued ISAs (NZ)

Previous version

  • ISA (NZ) 540 (Revised) – Periods beginning on or after 15 Dec 2021 (early adoption permitted)

    Date of issue: Nov 2018

    Date compiled: Jun 2021