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  1. Forms & instructions - Internal Revenue Service

  2. Forms, instructions and publications | Internal Revenue Service

  3. Tax forms and publications | Internal Revenue Service

  4. Get federal tax return forms and file by mail - USAGov

  5. Forms | U.S. Department of the Treasury

  6. Form 1040: U.S. Individual Tax Return Definition, Types, and Use

  7. Tax Forms - Taxpayer Advocate Service

  8. How to file your federal income tax return | USAGov

  9. Federal tax forms - USAGov

  10. What tax forms do I need for 2024? Key tax forms | Fidelity