5:00 PM September 2023 BAS/IAS Due October 21, 2023 @ 5:00 PM September 2023 BAS/IAS Due Monthly BAS/IAS lodgement date.
5:00 PM September 2023 BAS Due – ATO October 28, 2023 @ 5:00 PM September 2023 BAS Due – ATO Q1 BAS (2024FY) lodgement date with the ATO (without a tax agent).
5:00 PM September 2023 Superannuation Contributions Due October 28, 2023 @ 5:00 PM September 2023 Superannuation Contributions Due SBSCH - Small Business Superannuation Clearing House quarterly superannuation processing and payments due.