Pay income tax for taxable large/medium taxpayers, companies and super funds. Lodgment of return is due 15 January 2019. Pay 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. Lodgment of return is due 15 January 2019. Pay income tax for companies and super funds when lodgment of the tax return was due 31 October 2018.
This list of key dates is not comprehensive – it is a guide only. Events or timelines may change. Unless otherwise stated, the due dates provided are for 30 June balancers only. When a due date falls on a Saturday, Sunday or public holiday, you can lodge or pay on the next business day. The payment due dates for a tax return are determined by client type, the lodgment due date and when the return is lodged. Source: Australian Taxation Office (2 July 2018).