IRD Income Tax Calculator

Calculate how much income tax you’ll need to pay based on your taxable income.

IRD PAYE Calculator

Work out PAYE deductions from your salary or wages.

IRD FBT Calculator

Calculate FBT on low interest loans.

Managing Tour Tax

Information on when to pay your taxes (including a downloadable calendar)

Upcoming Key Dates

View upcoming key dates for IRD Employer Deductions, GST, and FBT.