https://ttlc.intuit.com/community/tax-credits-deductions/discussion/can-a-co-signer-of-new-car-loan-qualify-to-claim-the-new-car-interest-tax-deduction-it-s-my-son-s/01/3716851#M354076 Tue, 16 Dec 2025 20:15:14 GMT rubarillas 2025-12-16T20:15:14Z https://ttlc.intuit.com/community/tax-credits-deductions/discussion/can-a-co-signer-of-new-car-loan-qualify-to-claim-the-new-car-interest-tax-deduction-it-s-my-son-s/01/3716851#M354076 Tue, 16 Dec 2025 20:15:14 GMT https://ttlc.intuit.com/community/tax-credits-deductions/discussion/can-a-co-signer-of-new-car-loan-qualify-to-claim-the-new-car-interest-tax-deduction-it-s-my-son-s/01/3716851#M354076 rubarillas 2025-12-16T20:15:14Z https://ttlc.intuit.com/community/tax-credits-deductions/discussion/re-can-a-co-signer-of-new-car-loan-qualify-to-claim-the-new-car-interest-tax-deduction-it-s-my-son-s/01/3716858#M354077 <P>Only the person whose name is on the <U><STRONG>new car loan</STRONG></U> is eligible to deduct the loan interest on their federal tax return.</P> Tue, 16 Dec 2025 20:35:33 GMT https://ttlc.intuit.com/community/tax-credits-deductions/discussion/re-can-a-co-signer-of-new-car-loan-qualify-to-claim-the-new-car-interest-tax-deduction-it-s-my-son-s/01/3716858#M354077 DoninGA 2025-12-16T20:35:33Z https://ttlc.intuit.com/community/tax-credits-deductions/discussion/re-can-a-co-signer-of-new-car-loan-qualify-to-claim-the-new-car-interest-tax-deduction-it-s-my-son-s/01/3716859#M354078 <P>The instructions and regulations have not been finalized. &nbsp;Based on the how the law is worded, my best guess is that to use the interest deduction, the taxpayer must (a) own the car, and (b) pay the interest. &nbsp;If the car is titled in both names, you are an owner. &nbsp;But who makes the payments?</P> Tue, 16 Dec 2025 20:35:48 GMT https://ttlc.intuit.com/community/tax-credits-deductions/discussion/re-can-a-co-signer-of-new-car-loan-qualify-to-claim-the-new-car-interest-tax-deduction-it-s-my-son-s/01/3716859#M354078 Opus 17 2025-12-16T20:35:48Z