New Zealand Self-Employment Tax Guide 2025/26

Everything you need to know about tax as a self-employed individual in New Zealand. This comprehensive guide covers Inland Revenue requirements, income tax rates, ACC Earners' Levy, allowable expenses, key deadlines, and financial planning advice for the 2025/26 tax year.

What This Guide Covers

  • Tax rates and bands — current 2025/26 income tax rates and thresholds
  • ACC Earners' Levy — how much you owe and how it is calculated
  • Allowable expenses — what you can and cannot claim as a business expense
  • Key deadlines — registration, filing, and payment dates
  • Record keeping — what records Inland Revenue requires you to keep
  • Financial planning — how much to set aside each month for your tax bill

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