1 December 2018

Income tax for taxable large/medium taxpayers, companies and super funds due

Income tax for the taxable head company of a consolidated group with a member deemed to be a large/medium taxpayer in the latest year lodged due

21 December 2018

November 2018 monthly BAS / IAS due

15 January 2019

Tax return for taxable large/medium entities as per the latest year lodged (all entities other than individuals) due

21 January 2019

Quarterly PAYG instalment activity statementfor quarter 2, 2018–19 for head companies of consolidated groups due, December 2018 monthly BAS due

28 January 2019

Super guarantee contributions for quarter 2, 2018–19 due

21 February 2019

December 2018 monthly BAS for small businesses (up to $10 million turnover) who report GST monthly and lodge electronically due, January 2019 monthly activity statement due.

28 February 2019

Tax return for non-taxable large/medium entities as per the latest year lodged (all entities other than individuals) due

Tax returns for new registrant (taxable and non-taxable) large/medium entities (all entities other than individuals) due

Self-managed superannuation fund annual return for new registrant (taxable and non-taxable) self-managed super funds (SMSF) due

Quarterly activity statement, quarter 2, 2018–19 due

Quarterly instalment notice (form R, S or T), quarter 2, 2018–19 due

Annual GST return or information report due