AASB S1 (voluntary) and AASB S2 (mandatory) – Australian Sustainability Reporting Standards
Australia has issued ISSB-aligned sustainability standards. AASB S2 (climate) is mandatory under the Corporations Act for in-scope entities; AASB S1 (broader sustainability) is voluntary.
- Enforcement
- AASB S1: voluntary. AASB S2: mandatory under Corporations Act 2001 for in-scope entities.
- Effective date
- Annual reporting periods beginning on or after 1 January 2025 (phased by entity size)
- Covered entities
- Group 1, 2, 3 entities under AASB thresholds (large entities first; phased rollout to mid-size and smaller large entities)