| Income Tax Returns (ITRs) | Due Dates |
| 2018 ITRs for new super funds and companies | 28 February 2019 |
| 2018 ITRs (other)
NOTE: Some taxpayers may have an earlier lodgement date based on their lodgement history |
15 May 2019
|
| 2018 Large Tax Payers | 1 December 2018 – Payment of Income Tax |
| 2018 Large Tax Payers | 15 January 2019 – Lodgement of Tax Returns |
Taxable Annual payment Summaries – 28 August 2018 *NOTE these generally only apply to the building and construction industry.
GST & PAYG Instalments
| Quarter Ended | Manual Lodgement | ELS Lodgement |
| 30 September 2018 | 28 October 2018 | 25 November 2018 |
| 31 December 2018 | 28 February 2019 | 28 February 2019 |
| 31 March 2019 | 28 April 2019 | 26 May 2019 |
| 30 June 2018 | 28 July 2019 | 25 August 2019 |
Compulsory Superannuation
| Quarter Ended | Due Dates |
| 30 September 2018 | Paid and cleared through your bank account by 28 October 2018 |
| 31 December 2018 | Paid and cleared through your bank account by 28 January 2019 |
| 31 March 2018 | Paid and cleared through your bank account by 28 April 2019 |
| 30 June 2018 | Paid and cleared through your bank account by 28 July 2019 |
