Key dates
The 2027 calendar, in the order it happens
30 June 2027: FY2026-27 ends. Disposals after this date fall into the next year. 1 July 2027: Lodgement opens for FY2026-27. Mid-July 2027: Pre-fill data arrives from employers, banks and registries. 31 October 2027: Self-lodgement deadline through myTax. 15 May 2028: Agent-lodged deadline, if registered with an agent before 31 October 2027.