New Senior Tax Deduction Provides Temporary Relief Through 2028

A new tax provision introduced under recent legislation allows eligible seniors to lower their taxable income, providing a modest boost to after-tax income for millions of retirees. The deduction, which is active for tax years 2025 through 2028, is designed to provide targeted relief to older adults. While some have characterized the measure as an end to Social Security benefit taxes, the law actually functions as a deduction rather than a full tax elimination. Single filers can claim up to $6,000, while married couples can deduct up to $12,000. However, the benefit is subject to phase-outs: for singles, the deduction decreases by $60 for every $1,000 earned over $75,000, disappearing entirely at $175,000. For married couples, the phase-out begins at $150,000 and ends at $250,000. The deduction stacks with existing standard deductions, including the additional standard deduction for those 65 and older, which stands at $2,050 for singles and $1,650 for married couples in 2026. According to a Council of Economic Advisers report, the average after-tax income increase is estimated at $670 per person, or $1,340 for married couples. Because the provision is set to expire after 2028, taxpayers may face a notable increase in their tax bills beginning in 2029 unless Congress extends the measure or makes it permanent. Additionally, cost-of-living adjustments (COLAs) to Social Security benefits may partially offset these savings by increasing the taxable portion of benefits.