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Calendars and important dates
Ngā maramataka me ngā rā hira

Provisional tax payments for ratio option customers and GST returns and payment due
28 June

The first instalment of provisional tax is due on 28 June for people who have a March balance date and use the ratio option to calculate their provisional tax payments.

If you use the standard or estimation option to calculate your provisional tax payments and you have a March balance date, your first provisional tax instalment is due on 28 August.

If you think you have something to pay but aren't sure, you can call us on 0800 377 774 (or 0800 443 773 for large enterprises).

GST returns and payment due

Your GST return and payment are due for the taxable period ending May.

Find out more about filing your GST return and making payments