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key dates - December 2018

Date Category Description
     
01 Dec 2018 Income tax Due date for companies and superannuation funds, that were taxable large/medium entities in the immediate prior year, to pay income tax for the year ended 30 June 2018.
The due date for these entities to lodge 2017/18 income tax returns is 15 Jan 2019.
     
01 Dec 2018 Income tax Due date for taxable head companies of consolidated groups (including new registrants), that have a member deemed to be a large/medium entity in the immediate prior year, to pay income tax for the year ended 30 June 2018.
The due date for these entities to lodge 2017/18 income tax returns is 15 Jan 2019.
     
01 Dec 2018 Income tax Due date for companies and superannuation funds, that were required to lodge income tax returns on 31 Oct 2018, to pay income tax for the year ended 30 June 2018.
     
21 Dec 2018 Activity statements  Due date to lodge and pay monthly activity statements for November 2018. Tax obligations that may be payable include:
  • GST, wine equalisation tax and luxury car tax for November 2018.
  • PAYG withholding for November 2018 (medium withholders).
  • PAYG instalment for November 2018 for monthly PAYG instalment payers (corporate tax entities with instalment income (as defined) above $1 billion).

NOTE:
  • As some dates may vary, please ensure you contact the Australian Taxation Office to double check any dates in question.
  • When the due date for lodgement or payment falls on a Saturday, Sunday, or public holiday, it may be done on the next business day.