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End-of-year arrangements Our offices and phone lines will close down over the holiday season, but our website, self-service 0800 number and myIR will remain available. Find out more

We've upgraded our voice system You may notice some changes the next time you call us. Find out more

Learn about what happens when you have a dispute with us about your tax. You can start the disputes process with us or we can start it with you.

Taxpayer-initiated disputes process

Commission-initiated disputes process

Last updated: 17 Aug 2022
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