15 January
TFN report
Quarter 2 (October to December) TFN report for closely held trusts for TFNs quoted to a trustee by beneficiaries – final date for lodgment.
Income tax
- Due date for lodgment of income tax returns for companies and trusts that were taxable medium to large taxpayers in the prior year and are not required to lodge earlier.
- If you fail to lodge your current return on time your income tax return for the next financial year will be due by 31 October.
21 January
Activity statements
- December monthly activity statements – final date for lodgment and payment.
- Quarter 2 (October to December) PAYG instalment activity statement for head companies of consolidated groups – final date for lodgment and payment.
31 January
Global and domestic minimum tax
- The Combined global and domestic minimum tax return and the GloBE Information Return are due 31 January 2027 for fiscal years ending on 31 July 2025.