2025›Instructions for Form 1040-SS›! extend the time to pay your tax. Any interest due›Specific Instructions

Name and SSN

Instruction 1040-SS — Instructions for Form 1040-SS, U.S. Self-Employment Tax Return (Including the Additional Child Tax Credit for Bona Fide Residents of Puerto Rico) · 2026-10-03 edition · updated 2026-10-04 · United States

To ensure proper credit to your social security account, enter your name and SSN, and your spouse’s if filing a joint tax return, exactly as shown on your social security card. If you do not have an SSN, you should get one. For information on how to obtain an SSN, go to SSA.gov/ ssnumber .

If you are not eligible for an SSN, you must apply for an ITIN. For more information on ITINs, go to IRS.gov/ITIN . Also, see Form W-7 and its instructions.

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▸Contents — Instruction 1040-SS — Instructions for Form 1040-SS, U.S. Self-Employment Tax Return (Including the Additional Child Tax Credit for Bona Fide Residents of Puerto Rico)

Instruction 1040-SS — Instructions for Form 1040-SS, U.S. Self-Employment Tax Return (Including the Additional Child Tax Credit for Bona Fide Residents of Puerto Rico)

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