14 August 2025
- Lodge PAYG withholding payment summary annual report for:
- Large withholders whose annual withholding is greater than $1 million
- payers who have no tax agent or BAS agent involved in preparing the report.
21 August 2025
- Lodge and pay July 2025 monthly business activity statement.
25 August 2025
- Lodge and pay quarter 4, 2024–25 activity statement if you lodge electronically.