May 8, 2026
News
AASB approves Canadian Standard on Sustainability Assurance (CSSA) 5000, General Requirements for Sustainability Assurance Engagements
At its March 9–10, 2026, Board meeting, the AASB approved CSSA 5000, General Requirements for Sustainability Assurance Engagements. CSSA 5000 is an overarching standard that sets out requirements and application material for the entire sustainability assurance engagement, for both reasonable and limited assurance, and applies to all types of sustainability information, regardless of how that information is presented. CSSA 5000 is effective for assurance engagements on sustainability information reported for periods beginning on or after December 15, 2027, or as at a specific date on or after December 15, 2027. The standard was issued in the CPA Canada Handbook – Assurance on May 1, 2026.