🇺🇸 2026 tax year
New US-assembled vehicles

Car loan interest deduction

Enter your loan and income. We work out this year’s interest and your deduction.

Your numbers

Who qualifies

FAQ

Can I deduct interest on a used car?

No. The vehicle’s original use must start with you.

Sources (checked Nov 6, 2026): IRS FS-2025-03; P.L. 119-21 sec. 70203.

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