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My Tax Deadlines
Enter your balance date, GST frequency and other details to see your key tax deadlines. Download a calendar file or opt in to email reminders.
Never miss a tax deadline again. Enter your balance date, GST frequency and a few other details, and we will build a timeline of your key IRD dates.
Download the dates as a calendar file, or opt in to email reminders and we will send you a nudge 7 days before each deadline.
Rates last reviewed: 1 September 2026. Estimates only. Talk to us before making decisions based on these numbers.
Your deadlines
GST return and payment
File and pay your GST return for the two-monthly period
28 May 2026
Provisional tax instalment 1
First provisional tax instalment for the income year
28 July 2026
Provisional tax instalment 2
Second provisional tax instalment for the income year
28 December 2026
Income tax return due
File your annual income tax return
7 March 2027
Terminal tax due
Pay any remaining tax for the year
7 May 2027
Provisional tax instalment 3
Third provisional tax instalment for the income year
28 May 2027
Want us to track all your deadlines for you? Book a free chat.
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