Auto Loan Interest Deduction
Effective July 4, 2025, the One Big Beautiful Bill Act (OBBBA) introduces significant amendments to federal vehicle incentives, which warrant immediate attention for their potential impact on dealership operations and customer communications.
A new federal auto loan interest deduction allows qualifying customers to save up to $10,000 annually on new vehicle loan interest across all vehicle lines that have undergone final assembly in the United States and have a gross vehicle weight rating (GVWR) of less than 14,000 pounds.
Eligibility
A new federal auto loan interest deduction has been established, offering financial benefits to qualifying customers. Key provisions of this deduction are as follows:
Deductible Amount
Eligible taxpayers may deduct up to $10,000 in annual interest paid or accrued on loans for qualifying new personaluse vehicles effective for 2025 through 2028.
Applicability Period
This deduction applies to new Electric Vehicles (EVs), Hybrid vehicles, and Internal Combustion Engine (ICE) vehicles with loans originating between January 1, 2025, and December 31, 2028.
Qualifiers
To qualify for the deduction, the interest must be paid or accrued on a loan that is: 1. originated after December 31, 2024 2. used to purchase a vehicle, the original use of which starts with the taxpayer (used vehicles do not qualify) 3. for a personal use vehicle (not for business or commercial use) and 4. secured by the first lien on the vehicle
Vehicle Eligibility – U.S. Final Assembly
To qualify, vehicles must have undergone final assembly in the United States and and have a gross vehicle weight rating (GVWR) of less than 14,000 pounds. See the following page for a list of qualifying vehicles.
Customer Eligibility
Deduction begins to phase out for taxpayers with modified adjusted gross income over $100,000 ($200,000 for joint filers). Eligible customers can include the deduction on their Tax Return.
Eligibility | US-Manufactured Vehicles
The following Ford and Lincoln vehicles have undergone final assembly in the United States.
US Assembly Plant |
Vehicles Produced |
Michigan Assembly Plant (MAP) |
Ford Ranger |
Kansas City Assembly Plant (KCAP) |
Ford F-150 |
Kentucky Truck Plant (KTP) |
Ford Expedition |
Rouge Electric Vehicle Center (REVC) |
Ford F-150 Lightning |
Chicago Assembly Plant (CAP) |
Ford Explorer |
Louisville Assembly Plant (LAP) |
Ford Escape |
Flat Rock Assembly Plant (FRAP) |
Ford Mustang Coupe/Convertible |
Dearborn Truck Plant (DTP) |
Ford F-150 (Police SSV HEV) |
This information does not constitute tax or legal advice. Please consult your own tax or legal professional.