
Adoption Tax Credit Under Section 23 in 2026: Claiming Up to $17,670 on Form 8839 for Domestic, Foreign, Special Needs, and Failed Adoptions
For tax year 2026, the federal Adoption Tax Credit caps at $17,670 per eligible child, with up to $5,120 refundable and a five-year carryforward on the nonrefundable remainder. This guide explains Form 8839, the timing rules for domestic, foreign, special needs, and failed adoptions, MAGI phase-out between $265,080 and $305,080, and how to coordinate with employer-provided adoption assistance under Section 137.










