8 April, 2025
21 April: Lodgement and payment of March 2025 monthly business activity statement
21 April: Lodgement and payment of Q3, 2024-25 PAYG instalment activity statement for head companies of consolidated groups
28 April: Lodgement and payment for Q3, 2024-25 activity statement and super guarantee contributions
30 April: Lodgement of TFN report for closely held trusts if any beneficiary quoted the TFN to a trustee in Q3 2024-25