AUG 28Your GST return and payment is due for the taxable period ending 31 July.
SEP 28Your GST return and payment is due for the taxable period ending 31 August.
OCT 28Your GST return and payment are due for the taxable period ending 30 September. (This is an extension of the usual 28 October due date.)
You can change your accounting basis in myIR.
If things change in your business or organisation you might want to change your accounting basis to another one you're eligible for.
When you must change
You must change your accounting basis if both of these apply to you:
- you are using the payments basis
- your annual sales increase to more than $2 million.