📅 Last Updated: 11 July 2026
👨‍💼 Reviewed by: IRD Tax Specialist &
📖 This guide has been reviewed to reflect the latest Inland Revenue (IRD) mileage rates, vehicle expense claim rules, and New Zealand tax guidance for the 2026 tax year.

IRD Mileage Rate 2026 NZ: Official Vehicle Claim Rates & Easy Calculator Guide

Understand the latest kilometre rates, vehicle expense rules and how to calculate business travel claims in New Zealand.

What Is The IRD Mileage Rate 2026 NZ?

The IRD mileage rate is a method used to estimate vehicle expenses and employee reimbursements in New Zealand. Instead of tracking every vehicle cost individually, eligible users may apply published kilometre rates to estimate expenditure.

Quick Overview of IRD Mileage Rate 2026 NZ

IRD Mileage Rate 2026 NZ allows eligible New Zealand businesses and self-employed individuals to calculate deductible vehicle expenses using Inland Revenue’s approved kilometre rates. This guide explains who can claim, how to calculate business kilometres, logbook requirements, common claiming mistakes, and when to use the kilometre rate method instead of actual vehicle expenses.

What Is The IRD Mileage Rate?

The IRD mileage rate (kilometre rate) is published to help estimate vehicle expenditure for business-related travel. This method is commonly used to simplify calculations rather than allocating fuel, maintenance and running costs separately.

Vehicle expense rules can vary depending on travel type, ownership structure and record keeping.

Who Uses Kilometre Rates?

This method is commonly used by:

• Sole traders
• Contractors
• Business owners
• Self-employed professionals
• Employers reimbursing employees

Latest Published Kilometre Rates

What’s New in July 2026?

Inland Revenue confirmed the 2025–2026 kilometre rates and published additional guidance for employers. Businesses can continue using the current kilometre rates, while Inland Revenue has indicated that further reimbursement guidance is expected for the 2027 income year.

Rates may differ depending on vehicle category and annual travel thresholds.

Vehicle	Tier 1	Tier 2
Petrol	$1.17	$0.37
Diesel	$1.26	$0.35
Hybrid	$0.86	$0.21
Electric	$1.08	$0.19

Tier 1 generally includes fixed and operating costs while Tier 2 reflects ongoing running costs.

How To Calculate IRD Mileage Rate 2026 NZ Claims

General formula:

Business kilometres × Applicable kilometre rate

Example: 5,000 km × Applicable rate

Actual results depend on travel records and business use assumptions.

When Vehicle Expenses May Apply

Vehicle expenses are generally considered for business-related travel. Examples may include:

• Client visits
• Travelling between business locations
• Business errands
• Job site travel

Travel between home and a regular workplace may be treated differently.

Common Mistakes When Using IRD Mileage Rate 2026 NZ

• Mixing business and private travel
• Missing records
• Incorrect assumptions
• Using inconsistent methods
• Not reviewing updated guidance

People Also Ask

Does mileage only include fuel?

Mileage rates generally estimate broader operating costs rather than fuel only.

Do kilometre rates change?

Rates may be updated over time.

Can employers reimburse employees?

Businesses may apply reimbursement approaches depending on circumstances.

How Businesses Can Prepare For Vehicle Expense Reporting

Understanding vehicle expense reporting can help businesses and individuals improve record keeping and reduce administrative effort. Many businesses review vehicle usage regularly to understand whether kilometre rates remain an appropriate method for estimating expenditure. Maintaining organised travel information may support more efficient reporting and help improve consistency over time.

Useful practices may include:

• Recording business-related travel regularly
• Separating private and business vehicle usage
• Reviewing vehicle expense methods periodically
• Maintaining supporting records where appropriate
• Checking updated Inland Revenue guidance annually

How Often Does IRD Mileage Rate 2026 NZ Change?

Vehicle expense approaches may differ depending on business structure, travel patterns and operational requirements. Businesses and individuals should consider whether published kilometre rates remain suitable for their circumstances.

Why Understanding Kilometre Rates Matters

Vehicle expenses are a common area of interest for many New Zealand businesses and self-employed individuals. Understanding how kilometre rates work can provide clearer visibility into estimated travel expenditure and support more informed planning.

Reviewing guidance regularly and maintaining appropriate documentation may help simplify decision making and improve confidence when estimating vehicle-related costs.

Official Resources

• IRD Vehicle Expenses
• IRD Kilometre Rates
• Business.govt.nz

Related IRD Guru Guides

• Tax Return Guide NZ
• GST Guide NZ
• Business Expense Guide
• Tax Calculator

Why Trust IRD Guru

IRD Guru develops educational tax resources designed to help users understand practical tax concepts in New Zealand. Content is based on publicly available guidance and should not replace professional advice.

How to Use the IRD Mileage Rate 2026 NZ for Accurate Vehicle Expense Claims

The IRD Mileage Rate 2026 NZ helps eligible taxpayers calculate business vehicle expenses using Inland Revenue’s approved kilometre rates. To maximise your claim, maintain an accurate mileage logbook, record all business-related travel, and use the correct IRD rates based on your vehicle type and the total distance travelled during the income year. Keeping complete records will help support your claim if Inland Revenue requests evidence.

Frequently Asked Questions

What is the IRD mileage rate?

The IRD mileage rate is a kilometre-based method used to estimate vehicle expenses for eligible business travel.

Can employees receive mileage reimbursements?

Employers may reimburse employees using approved approaches depending on circumstances.

Do kilometre rates apply to electric vehicles?

Published rates may differ depending on vehicle category.

Should I keep travel records?

Maintaining records may support expense calculations and documentation requirements.

Need Help Understanding Vehicle Expense Rules?

Speak with IRD Guru for support understanding tax topics and business expense questions.

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People Also Ask About IRD Mileage Rate 2026 NZ

What is the IRD Mileage Rate 2026 NZ?

The IRD Mileage Rate 2026 NZ is the official kilometre rate published by Inland Revenue (IRD) for calculating business-related vehicle expenses. It allows eligible taxpayers to claim vehicle costs using a standard rate instead of tracking every individual expense.

Who can claim the IRD Mileage Rate?

Sole traders, self-employed individuals, partnerships and eligible businesses may be able to claim business vehicle expenses using IRD mileage rates. Eligibility depends on how the vehicle is used and the Inland Revenue rules that apply to your circumstances.

Do I need a logbook to claim IRD mileage?

Yes. A valid mileage logbook is generally required to determine the percentage of business use for your vehicle. Keeping accurate travel records helps support your claim if Inland Revenue requests evidence.

Can I claim fuel expenses instead of mileage rates?

Depending on your situation, you may choose either the kilometre rate method or the actual vehicle expense method. You should use the method that best reflects your business use and complies with IRD requirements.

How do I calculate an IRD mileage claim?

Multiply your eligible business kilometres by the applicable IRD kilometre rate. Maintaining accurate records of business travel will help ensure your claim is correct.

Where can I get help with IRD mileage claims?

If you’re unsure which claiming method applies or need help calculating your business vehicle expenses, an experienced IRD tax specialist can help ensure your claim complies with Inland Revenue requirements.

When Should You Use the IRD Mileage Rate 2026 NZ?

The IRD Mileage Rate 2026 NZ is commonly used by sole traders, contractors, consultants, tradespeople, real estate agents, healthcare professionals, delivery drivers and other businesses that use private vehicles for business travel. Instead of tracking every fuel receipt, servicing invoice and maintenance expense, eligible taxpayers can apply Inland Revenue’s approved kilometre rates to calculate deductible vehicle expenses.

This simplified approach can save significant time while ensuring claims remain consistent with IRD guidance. However, taxpayers should still maintain accurate travel records and keep evidence of business use throughout the income year.

Common Mistakes When Claiming IRD Mileage

• Using estimated kilometres instead of maintaining a mileage logbook.
• Including personal travel as business travel.
• Using outdated IRD mileage rates.
• Claiming both actual vehicle expenses and IRD mileage rates for the same costs.
• Not keeping sufficient records to support business use.
• Applying the incorrect calculation method for the vehicle’s business usage.

Avoiding these common mistakes can reduce the risk of Inland Revenue requesting additional information during a review or audit.

IRD Mileage Rate 2026 NZ: Key Takeaways

Conclusion

Understanding the IRD Mileage Rate 2026 NZ is essential for anyone claiming business vehicle expenses in New Zealand. Using the correct kilometre rates, maintaining accurate travel records, and following Inland Revenue’s guidance can help ensure your claims are accurate and compliant.

If you’re unsure which claiming method is right for your business or need help calculating your vehicle expense claim, the IRD Guru team can provide professional guidance tailored to your circumstances.