Hello there, john151.
To adjust a previously filed BAS period to match what you submitted to the ATO, you can reach out to our Customer Care Team. We can pull up your account and un-lodge the BAS, so you can make some changes.
Here are the steps:
- Click the Help icon located in the upper right-hand corner.
- In the Help window, click the Contact Us button located at the bottom.
- Enter your question and click Let's talk.
- Select Start messaging or Get a callback.
Feel free to leave a comment if you have any additional questions. Take care.