Before You SignWhat business finance actually costs, in the UK and the US

Does it matter for taxes whether a business buys its vehicle or leases it?


Summary

It does, mainly through what each choice locks you into. A leased vehicle and a bought vehicle are both deducted either with the standard mileage rate or with actual costs, but on a lease the mileage rate, once chosen, holds for the whole lease including renewals, and the lease payments can never be claimed on top of it. On a purchase the choice has to be made in the first year the vehicle is used for business, and actual costs recover the price through depreciation, which the IRS caps year by year for passenger automobiles.

If you lease

The IRS gives a leased business vehicle two routes:

For a lease of 30 days or more, either deduction may be reduced by what the IRS calls an inclusion amount. Publication 463 derives it from the car's fair market value, so it matters mostly on expensive vehicles and not at all on cheap ones.

If you buy

Choose actual costs on an owned vehicle and the purchase price is recovered through depreciation, which the IRS caps for passenger automobiles. For one placed in service in 2025, the limits are $20,200 in the first year with bonus depreciation or $12,200 without it, then $19,600, $11,800, and $7,060 for each later year. The first four years with bonus depreciation add up to $58,660, so any cost above that keeps coming off at $7,060 a year.

Sport utility vehicles carry a separate limit for immediate expensing: no more than $31,300 of an SUV's cost can be taken into account under Section 179.

The 2026 mileage rate

The standard rate covers a car, van, pickup, or panel truck, and it applies the same way to fully electric and hybrid vehicles. For business miles it is 72.5 cents from January 1 through June 30, 2026, and 76 cents from July 1 through December 31, 2026, after a midyear revision. The 2025 rate was 70 cents. Whichever method applies, the rate per mile is the same for a leased and an owned vehicle.

Where the loan comes in

The financing changes none of the above. On the borrowing side, SBA's list of eligible 7(a) uses names the purchase and installation of machinery and equipment and doesn't mention vehicles by name, so whether a lender treats a work truck as equipment is a question for that lender rather than for the program.

Sources

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