Key Dates - March 2018


Date Category Description
21 Mar 2018
Activity statements  Due date to lodge and pay monthly activity statements for February 2018. Tax obligations that may be payable include:
  • GST, wine equalisation tax and luxury car tax for February 2018.
  • PAYG withholding for February 2018 (medium withholders).
  • PAYG instalment for February 2018 for monthly PAYG instalment payers (corporate tax entities with instalment income (as defined) above $100 million).
31 Mar 2018
Income tax returns
Due date, unless due earlier, for companies and super funds with total income in excess of $2 million in the latest year lodged (excluding large/medium entities).to lodge 2016/17 income tax returns and pay income tax.           
31 Mar 2018 Income tax returns Due date, unless due earlier, for head companies of consolidated groups without a member deemed to be a large/medium entity in the latest year lodged, but with a member that had total income in excess of $2 million in the latest year lodged, to lodge 2016/17 income tax returns and pay income tax.
31 Mar 2018 Income tax returns Due date for individuals and trusts whose latest return resulted in a tax liability of $20,000 or more (level 6), excluding trusts that are large/medium entities, to lodge 2016/17 income tax returns.
The due date for entities in this category to pay income tax is the date stated on their notice of assessment.

  • 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 lodgment or payment falls on a Saturday, Sunday, or public holiday, it may be done on the next business day.

About Us

The partners and staff at Brewster Walsh & Associates have a long history in the green triangle region and have gained expertise across a wide cross section of businesses and industries.  We offer a full range of advisory, accountancy, audit and business services.

 Firm profile

Our Services

At Brewster Walsh & Associates we aim to provide you with advice when your business needs it, not just when you ask for it.

 Browse services


Brewster Walsh & Associates provides links to a number of on-line resources which may be of interest to our clients.  This material is not provided by way of advice.  Any action will need to be assessed in the light of your particular situation.