- New to GST?
- Choose a method to complete your BAS
- Identify your accounting basis
- Complete your BAS
- Additional instructions
These instructions explain how to complete the GST section of your business activity statement (BAS).
Each BAS is personalised to your business and is based on your GST registration details. It's important to report on the form you receive from us.
Most BAS are lodged online. By lodging online you:
- can use 'Help' buttons for additional information to complete your form
- may be eligible for an additional two weeks to lodge and pay your quarterly BAS
If you choose to use a tax or BAS agent to help you complete and lodge your BAS, check if they are registered with the Tax Practitioners BoardExternal Link.