{"schema":"exacc.help.page/1","url":"https://exacc.au/help/gst-tax-codes/","title":"GST and tax codes","description":"How GST works in Exacc: registering for GST, cash or accruals, your tax codes and their rates, and how lines on your transactions flow into your BAS.","category":"Accounting","summary":"Set **Registered for GST** in **Manage › Business Details**, and the **GST Accounting method** (Cash or Accruals) and **GST Cycle** in **General Settings**. Every transaction line carries a tax code; **Books › Chart of Accounts › GST Settings** lists them with their rates and accounts.","lastVerified":"2026-10-09","apps":["app"],"processIds":["tax_codes"],"start":{"label":"Open Tax Codes","url":"https://app.exacc.au/{dbId}/books/tax-codes"},"menuPath":["Books","Accounting","Chart of Accounts","GST Settings"],"steps":[{"step":1,"title":"Tell Exacc whether you are registered for GST","body":["In **Manage › Business Details** set **Registered for GST**. In **General Settings** set the **GST Accounting method** (**Cash** or **Accruals**) and your **GST Cycle**.","If you are not registered, new lines get the no-GST tax code."]},{"step":2,"title":"See your tax codes","body":["Open **Books › Chart of Accounts** and click **GST Settings**. Each code shows its **Rate**, **Tax Code**, **Tax Name**, its **Name on Docs** (what invoices print) and the **Account** its GST goes to. **To Excel** exports the list."],"url":"https://app.exacc.au/{dbId}/books/tax-codes","image":"https://exacc.au/help/gst-tax-codes/step-2.png"},{"step":3,"title":"Use the right code on each line","body":["Exacc fills in the account's default tax code; change it on the line when needed. Amounts on journals and bank transactions include GST, and Exacc works out the GST part. Your BAS adds up the lines by tax code: sales with GST, GST-free and export sales, and purchases (capital and non-capital)."]}],"sections":[{"heading":"Changing a tax code","body":["Click a code to change its **Rate**, **Tax Code** or **Account**. New codes cannot be added and codes cannot be deleted: your BAS relies on the standard set, so change rates or names only if your accountant tells you to."]}],"related":["https://exacc.au/help/chart-of-accounts/","https://exacc.au/help/general-settings/","https://exacc.au/help/update-business-details/","https://exacc.au/help/create-general-journal/"],"linkNote":"Links containing {dbId} open that screen in the business file whose id is dbId. A person can also open this help page with ?db=<dbId> to get the same links as buttons."}