14 August
- 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
- Lodge and pay July 2021 monthly business activity statement.
25 August
- Lodge and pay quarter 4, 2020–21 activity statement if you lodge electronically.
28 August
- Lodge and pay quarter 4, 2020–21 Superannuation guarantee charge statement – quarterly if the employer did not pay enough contributions on time.
- Lodge Taxable payments annual report (TPAR).