2026 Student Loan Interest Deduction: Eligibility, Limits, and Tax Savings
Key changes and income thresholds for claiming student loan interest deductions in 2026
1Deduction basics
The student loan interest deduction allows borrowers to reduce taxable income by up to $2,500 annually without itemizing. For 2026, this above-the-line adjustment benefits approximately 7 million borrowers exiting SAVE forbearance. Most filers save $300-$550 in federal taxes, with savings calculated by multiplying the deduction by the taxpayer's marginal tax rate. The deduction applies to both federal and private student loans used solely for qualified education expenses.
22026 income limits
For 2026, the IRS set phaseout ranges at $85,000-$100,000 MAGI for single filers and $175,000-$200,000 for joint filers. Married filing separately disqualifies taxpayers entirely. Within phaseout ranges, the deduction reduces proportionally—a single filer with $92,500 MAGI would qualify for half the maximum ($1,250). These figures reflect inflation adjustments in Rev. Proc. 2025-32 and represent the first full year of resumed interest accrual for many borrowers.
3Qualifying interest types
Deductible interest includes regular payments, loan origination fees amortized over the loan term, capitalized interest, and refinanced loan interest—provided the new loan only covers qualified education debt. Non-qualifying payments include interest waived under repayment assistance programs, employer-paid amounts (up to $5,250 annually tax-free), and expenses covered by scholarships. The IRS requires documentation through Form 1098-E for payments exceeding $600 per servicer.
4Special borrower scenarios
Parent PLUS loan interest is only deductible by the parent borrower, while co-signers may claim payments within their own income limits. Students cannot deduct interest on Parent PLUS loans even if making payments. Borrowers in forbearance or income-driven plans like RAP can only deduct actually paid interest—not waived amounts. The deduction disappears precisely when high-earning borrowers with private loans need it most, offering no relief above phaseout thresholds.
5Tax filing mechanics
Claim the deduction on Schedule 1 (Form 1040) in the Adjustments to Income section, carrying the total to the main form. Tax software automatically calculates phaseout reductions. Those receiving multiple 1098-Es must sum interest from all servicers. Borrowers without forms can use servicer statements as documentation. The deduction flows through to state taxes in AGI-conforming states, except for specific military spouse cases in community property states like California.
6Strategic considerations
While valuable ($300-$550 annual savings), the deduction shouldn't drive borrowing decisions—scholarships and grants remain preferable. Filing separately to lower income-driven payments sacrifices this deduction among other tax benefits. Borrowers can amend returns for three years to claim missed deductions using Form 1040-X. The permanent $5,250 employer repayment exclusion prevents double-dipping on tax-free payments.
7Documentation requirements
Servicers must provide Form 1098-E by January 31 for interest payments exceeding $600. Borrowers with multiple servicers or mid-year transfers must aggregate statements. For payments under $600, Federal Student Aid permits using online account records or requesting statements. These documents prove interest payments if audited, especially important for those deducting capitalized interest or refinanced loan amounts.
8Phaseout calculation
Within phaseout ranges, the deduction reduces linearly. A single filer at the midpoint ($92,500 MAGI) qualifies for 50% of the maximum deduction. The worksheet in IRS Publication 970 details the calculation. Importantly, MAGI includes most income exclusions added back to AGI, though for most borrowers, AGI and MAGI are identical. This differs from some education credits that use modified AGI calculations.
9Post-forbearance impact
2026 marks the first full year of resumed interest accrual for borrowers who were in SAVE forbearance at 0% until August 2025. These filers will see significantly higher deductible interest compared to forbearance years. However, borrowers still in forbearance without payments cannot claim the deduction. The deduction timing coincides with when many borrowers resume standard repayment, creating larger potential tax savings.
10Comparative value
The student loan interest deduction remains one of few tax benefits available after graduation, contrasting with education credits for current students. While less valuable than credits (which reduce tax dollar-for-dollar), it provides meaningful savings—especially for middle-income borrowers. Its phaseout structure creates a 'benefits cliff' where high-earning borrowers with expensive private loans receive no assistance despite potentially greater financial strain.