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Important Tax Date

30 September 2026

  • Lodge PAYG withholding payment summary annual report if prepared by a BAS agent or tax agent, excluding large withholders whose annual withholding is greater than $1 million.

21 October 2026

  • Pay annual PAYG instalment notice (Form N). Lodge only if you vary the instalment amount or use the rate method to calculate the instalment.
  • Lodge and pay quarter 1, 2026–27 PAYG instalment activity statement for head companies of consolidated groups.

28 October 2026

  • Lodge and pay quarter 1, 2026–27 activity statement, if lodging by paper.
  • Pay quarter 1, 2026–27 instalment notice (Form R, S, or T). Lodge the notice only if you vary the instalment amount.

31 October 2026

  • Pay quarter 1, 2026–27 instalment notice (Form R, S, or T). Lodge the notice only if you vary the instalment amount.
  • Lodge tax returns for all entities if one or more prior year returns were outstanding as at 30 June 2026.
  • Lodge tax return for all entities prosecuted for non-lodgement of prior year returns and advised of a lodgement due date of 31 October 2026.

The information in this blog is intended only to provide a general overview and has not been prepared with a view to any particular situation or set of circumstances. It is not intended to be comprehensive nor does it constitute advice. While we attempt to ensure the information is current and accurate we do not guarantee its currency and accuracy. You should seek professional advice before acting or relying on any of the information in this blog as it may not be appropriate for your individual circumstances.

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