International Auditing and Assurance Standards Board

The International Auditing and Assurance Standards Board (IAASB) sets high-quality international standards for auditing, assurance, and quality management that strengthen public confidence in the global audit and assurance profession.

Green leaf on a green background with sunlight
International Standard on Sustainability Assurance 5000
Explore Resources
Graphic of light blue lines on darker blue background
Technology Position
Learn more
Abstract circles and lines in blue
A New Standard for Audits of Less Complex Entities
Read the Standard
Hand touching padlock graphic
Proposed Revisions Related to Fraud (ISA 240 (Revised))
Read Our Exposure Draft
News
MEETINGS
QUICK LINKS
Image of IAASB 2023-2024 handbook covers for four volumes

2023-2024 Handbook of International Quality Management, Auditing, Review, Other Assurance, and Related Services Pronouncements

CURRENT EDITION

For the first time, the 2023-2024 Handbook comprises four volumes to improve the user experience and accommodate new as well as revised standards.