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DE 2B: Election to use kilometre rate method or costs method
or “Choosing how to calculate car expenses for business use”

You could also call this:

“How to work out the business portion of your car use”

When you want to figure out how much of your car use is for business, you have two ways to do it. You can use actual records, which is explained in section DE 5. Or, you can use a logbook, which is talked about in sections DE 6 to DE 11. These are the only two methods you can use to work out the business part of your car use.

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Next up: DE 4: Default method for calculating proportion of business use

or “How to calculate business use of a vehicle without detailed records”

Part D Deductions
Motor vehicle expenditure

DE 3Methods for calculating proportion of business use

  1. The 2 methods that may be used to calculate the proportion of business use of a motor vehicle are—

  2. actual records, see section DE 5:
    1. a logbook, see sections DE 6 to DE 11.
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        Notes
        • Section DE 3: amended, on (applying for the 2017–18 and later income years), by section 75(1) of the Taxation (Business Tax, Exchange of Information, and Remedial Matters) Act 2017 (2017 No 3).
        • Section DE 3(b): amended, on (applying for the 2017–18 and later income years), by section 75(2) of the Taxation (Business Tax, Exchange of Information, and Remedial Matters) Act 2017 (2017 No 3).
        • Section DE 3(c): repealed, on (applying for the 2017–18 and later income years), by section 75(3) of the Taxation (Business Tax, Exchange of Information, and Remedial Matters) Act 2017 (2017 No 3).