A pre-BAS GST check means reviewing bills for wrong tax codes, missing tax invoices and suppliers not registered for GST before you claim credits.
Before you start
- Administrator or BAS access
The MYOB Business way
Where to find it: Reports > BAS (guided) and Reporting > Reports
- Check GST settings (Business settings > GST settings).
- Run the guided BAS: the GST report and prior period adjustments.
- Open the GST report and review each tax code.
- Fix wrong tax codes on bills, then re-run before lodging.
Limits in MYOB Business
- After a GST registration change, review tax codes on accounts, items and recurring transactions.
The Pulsify way
- Forward bills to Pulsify through the period.
- Pulsify sets a GST code on each line from the rate printed on that line.
- Pulsify flags a supplier ABN that is not registered for GST when GST is charged.
- Review flags before approval, so fewer errors reach MYOB Business.
Pulsify connects to MYOB in one click. Approved bills are created in MYOB with the source file attached.
What Pulsify does not do here
- Pulsify does not lodge or prepare your BAS.
- It does not check bills already in MYOB Business.
Common mistakes
- Fixing the tax code on a bill but not on the account or item it came from.
- Lodging without re-running the report after fixing bills.
More help
- How to check GST coding on bill records in AccountRight before you lodge your BAS
- How to check VAT coding on purchase invoice records in Sage 50 before you send your VAT Return
- How to check GST coding on bill records in Xero before you lodge your BAS
- How to check a supplier's ABN in MYOB Business
- How to close the month in accounts payable in MYOB Business
- How to code a bill with mixed GST lines in MYOB Business
- All MYOB Business how-to guides
- Pulsify setup guides
Sources
Last checked 2026-10-19. Confidence: confirmed.
Common questions
Where do I start a GST check in MYOB Business?
Check your GST settings in Business settings first. Then run the guided BAS, which uses the GST report and prior period adjustments.
How do I find a wrong tax code?
Open the GST report and review each tax code. Fix wrong tax codes on bills, then re-run before lodging.
What changes after a GST registration change?
After a GST registration change, review tax codes on accounts, items and recurring transactions.
Does Pulsify prepare my BAS?
No. It helps get bills coded correctly.
Pulsify setup guides
Want this done for you?
Book a call to see how Pulsify handles supplier bills in MYOB Business.