IRS & Tax Forms
Download official IRS tax forms including 1040, W-4, W-2, 1099, Form 4868 tax extension, and other federal tax documents.
5Guides published
IRSOfficial source
2026Last updated
Form SS-4 2026: How to Apply for an EIN (Employer Identification Number) — Complete Guide
Form SS-4 is the official IRS application for an Employer Identification Number (EIN) — the 9-digit federal tax ID every U.S. business needs. This complete 2026 guide covers who needs an EIN, how to fill out Form SS-4 line by line, all three application methods, processing times, and common mistakes to avoid.
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Form 4506-T 2026: How to Request an IRS Tax Transcript – Complete Guide
Complete 2026 guide to Form 4506-T: how to get your IRS tax transcript online instantly or by mail, the five transcript types, processing times, mortgage and FAFSA uses, and the difference between Form 4506-T, 4506, and 4506-C.
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W-4 Form 2026: How to Fill Out the Employee’s Withholding Certificate — Complete Guide
The IRS W-4 form 2026 has been updated with new overtime and tips deduction lines under the One Big Beautiful Bill Act. Learn how to fill out every step of the employeeu2019s withholding certificate correctly.
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Form 1040 2026: How to File Your U.S. Individual Income Tax Return — Complete Guide
Everything you need to file Form 1040 in 2026: standard deduction amounts, tax brackets, the new Schedule 1-A for tips and overtime deductions, filing deadlines, and step-by-step instructions for every section of the return.
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W-9 Form 2026: How to Fill Out IRS Form W-9 — Complete Guide
Need to complete a W-9 form in 2026? This complete guide covers who needs one, how to fill out every line, the new $2,000 threshold, digital asset changes, and where to download the official IRS W-9 PDF.
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