Global and Domestic Minimum Tax: Treasury Amending-Law Consultation (Feb-Mar 2026)
Last reviewed:
Primary tax-year context: Current Australian tax settings
This article is general information only. We maintain pages using primary-source checks and date-based reviews. See editorial policy.
General information only. This is not tax or financial advice. Consult a registered tax agent for advice specific to your situation.
Treasury’s consultation hub shows consultation on amending legislation for Australia’s global and domestic minimum tax rules, open from 16 February 2026 to 13 March 2026.
This is an implementation-stage update, not a fresh policy reset.
Why this matters
For in-scope groups, amendment rounds are usually where practical compliance pressure appears first, for example:
- data collection specifications
- filing logic and timing
- interaction with existing company tax processes
- transitional edge cases
Even where core policy settings are unchanged, technical amendments can materially affect compliance cost and governance controls.
Who should pay attention
- large multinational groups with Australian entities
- listed groups with complex cross-border structures
- finance and tax teams designing 2026 control frameworks
Practical actions before consultation closes
- Review whether your group is in scope for global or domestic minimum tax obligations.
- Compare current internal reporting fields against minimum-tax data requirements.
- Prepare a short submission on operational pain points before 13 March 2026.
- Track ATO implementation updates in parallel, not just Treasury consultation papers.
Sources
- Treasury consultation listing: Consultations currently open (includes global and domestic minimum tax amending legislation, closes 13 March 2026)
- Treasury consultation entry: Global and domestic minimum tax - amending legislation
- ATO: Pillar Two and Australia’s global and domestic minimum tax updates