INTERNATIONAL STANDARD ON AUDITING 620 USING THE WORK OF AN AUDITOR’S EXPERT
(Effective for audits of financial statements for periods beginning on or after December 15, 2009)

CONTENTS
Paragraph Introduction Scope of this ISA ........................................................................................ The Auditor’s Responsibility for the Audit Opinion ................................... Effective Date ............................................................................................. Objectives .................................................................................................. Definitions .................................................................................................. Requirements Determining the Need for an Auditor’s Expert ........................................... Nature, Timing and Extent of Audit Procedures ......................................... The Competence, Capabilities and Objectivity of the Auditor’s Expert ..... Obtaining an Understanding of the Field of Expertise of the Auditor’s Expert ................................................................................................... Agreement with the Auditor’s Expert ......................................................... Evaluating the Adequacy of the Auditor’s Expert’s Work .......................... Reference to the Auditor’s Expert in the Auditor’s Report ......................... Application and Other Explanatory Material Definition of an Auditor’s Expert ............................................................... Determining the Need for an Auditor’s Expert ........................................... A1–A3 A4–A9 7 8 9 10 11 12–13 14–15 1–2 3 4 5 6

Nature, Timing and Extent of Audit Procedures ......................................... A10–A13 The Competence, Capabilities and Objectivity of the Auditor’s Expert ..... A14–A20