- This key date has passed.
March 13, 2019 @ 12:00 am
The third instalment of provisional tax is due on 28 October for people who have a March balance date and use the ratio option to calculate their provisional tax payments.
Find out more about calculating your provisional tax.
Find out more about contacting us while running a business
Find out more about contacting us if you are a large enterprise
GST returns and payment due
Your GST return and payment are due for the taxable period ending September.
Find out more about filing your GST return and making payments
