How do I amend my tax return?
Quick Answer
File Form 1040-X to amend a previous year's return. You can do this online via tax software for recent years, or by paper. The IRS gives you 3 years from the original filing date (or 2 years from when you paid tax) to claim a refund.
Warren Team
Updated January 25, 2026
36
Warren Team
Updated January 25, 2026
36
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