Who must comply with Scope 3 emissions disclosure (AASB S2 + voluntary)?

ASRS Group 1+2+3 reporters + suppliers under pressure to disclose.

What triggers Scope 3 emissions disclosure (AASB S2 + voluntary)?

Group reporting onset + supply chain Scope 3 mapping.

What is the maximum penalty for Scope 3 emissions disclosure (AASB S2 + voluntary)?

Same regime as broader ASRS climate disclosure obligations

What evidence is required for Scope 3 emissions disclosure (AASB S2 + voluntary)?

Scope 3 inventory; supplier data + survey results; calculation methodology.

Scope 3 emissions disclosure (AASB S2 + voluntary): who must comply, deadlines & penalties (2026)

Summary

AASB S2 mandates Scope 3 disclosure from year 2 of reporting per Group. Categories per GHG Protocol. Supply chain pressure from Group 1 + 2 reporters creates de facto Scope 3 reporting obligation on SMB suppliers.

Enforced by

Source legislation

corporations act 2001

Topics

climatescope-3supply-chain

Related obligations

CWLTHLodge mandatory climate-related financial disclosures (ASRS S2)Group 1/2/3 entities must publish ASRS-aligned climate disclosures with their annual financial reports.
CWLTHASRS Group 2 climate disclosure — FY commencing on/after 1 July 2026Group 2 (mid-tier entities) start climate disclosure FY27.
CWLTHAASB S2 Scope 3 emissions + assurance phase-inGroup 1 entities must report Scope 3 from year 2 + escalating assurance through to FY30.
CWLTHNGER reporting (Clean Energy Regulator)Threshold-triggered annual emissions, energy production + consumption reporting.
CWLTHSafeguard Mechanism baseline decline 4.9% paAustralia's 215 largest emitters face declining baselines under Safeguard Mechanism reform.
CWLTHReport greenhouse and energy data under NGERCorporations meeting NGER thresholds must report Scope 1, Scope 2 emissions and energy data by 31 October.

Frequently asked questions

Who must comply with Scope 3 emissions disclosure (AASB S2 + voluntary)?: ASRS Group 1+2+3 reporters + suppliers under pressure to disclose.
What triggers Scope 3 emissions disclosure (AASB S2 + voluntary)?: Group reporting onset + supply chain Scope 3 mapping.
When is Scope 3 emissions disclosure (AASB S2 + voluntary) due?: Per ASRS phase-in.
What is the maximum penalty for Scope 3 emissions disclosure (AASB S2 + voluntary)?: Same regime as broader ASRS climate disclosure obligations
What evidence is required for Scope 3 emissions disclosure (AASB S2 + voluntary)?: Scope 3 inventory; supplier data + survey results; calculation methodology.