Tax Forms
Browse official and fillable tax PDFs. Open a form to fill it online, download a blank copy, or print it for filing.
Find the right tax form
Tax forms are commonly used by taxpayers, payroll teams, bookkeepers, accountants, and small businesses. This hub organizes 1,527 fillable PDFs so you can find the right document, fill it online, download a blank copy, and keep a record for filing.
Filing checklist
- Open the form detail page and verify the agency, year, revision date, and source link.
- Read the official instructions before submitting the completed form.
- Review the official IRS or state instructions for the current filing year.
- Verify recipient, payer, employer, and taxpayer details against source records before filing.
1,527 Tax Forms
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IA W-4P (Iowa)(2025)
Withholding Certificate for Pension or Annuity Payments
Iowa withholding certificate for pension, annuity, and other retirement distributions.
IES Folha de Rosto(2024)
Informação Empresarial Simplificada – Folha de Rosto
Portuguese simplified business information (IES) cover page for the annual accounting and tax declaration.
IHT205(2025)
Inheritance Tax Return of Estate Information
Inheritance Tax Return of Estate Information
IHT400 Form(2026)
Inheritance Tax account (IHT400)
Official HM Revenue and Customs Inheritance Tax account (IHT400) PDF from GOV.UK. This verified source targets high-intent UK tax and revenue form searches with a direct official document source.
IHT402 Form(2026)
Inheritance Tax: claim to transfer unused nil rate band (IHT402)
Official HM Revenue and Customs Inheritance Tax: claim to transfer unused nil rate band (IHT402) PDF from GOV.UK. This verified source targets high-intent UK tax and revenue form searches with a direct official document source.
IHT403 Form(2026)
Inheritance Tax: gifts and other transfers of value (IHT403)
Official HM Revenue and Customs Inheritance Tax: gifts and other transfers of value (IHT403) PDF from GOV.UK. This verified source targets high-intent UK tax and revenue form searches with a direct official document source.
IHT406 Form(2026)
Inheritance Tax: bank and building society accounts (IHT406)
Official HM Revenue and Customs Inheritance Tax: bank and building society accounts (IHT406) PDF from GOV.UK. This verified source targets high-intent UK tax and revenue form searches with a direct official document source.
IL-1040 (Illinois)(2024)
Individual Income Tax Return
Illinois individual income tax return for full-year and part-year residents. The primary form for filing Illinois state income taxes.
IL-1040-ES (Illinois)(2024)
Estimated Income Tax Payment
Illinois estimated income tax payment voucher for individuals making quarterly estimated tax payments.
IL-1040-X (Illinois)(2024)
Amended Individual Income Tax Return
Illinois amended individual income tax return for correcting previously filed IL-1040 returns.
IL-2210 (Illinois)(2024)
Computation of Penalties for Individuals
Illinois form for computing penalties for underpayment of estimated individual income tax.
IL-505-I (Illinois)(2024)
Automatic Extension Payment
Illinois automatic extension payment voucher for individual income tax. Used to make a payment with an extension request.
IN-111 (Vermont)(2023)
Vermont Income Tax Return
Vermont individual income tax return for full-year residents.
IN-111 Instructions (Vermont)(2023)
Vermont Income Tax Return Instructions
Instructions for Vermont Form IN-111 individual income tax return.
IN-114 (Vermont)(2024)
Vermont Individual Income Estimated Tax Payment Voucher
Vermont estimated tax payment voucher for individuals making quarterly estimated income tax payments.
Individual tax return 2025(2025)
Individual tax return 2025
Australian Taxation Office form ITR-2025. Official tax form available for free online filling and download.
Individual tax return instructions 2025(2025)
Individual tax return instructions 2025
Australian Taxation Office form ITR-2025-INST. Official tax form available for free online filling and download.
Instructions - Form Instructions-172(2025)
Instructions - Form Instructions-172
Official IRS Instructions for Form 172. Provides detailed guidance on completing and filing the form correctly with the Internal Revenue Service.
Instructions - Form Instructions-4626(2025)
Instructions - Form Instructions-4626
Official IRS Instructions for Form 4626. Provides detailed guidance on completing and filing the form correctly with the Internal Revenue Service.
Instructions - Form Instructions-56(2025)
Instructions - Form Instructions-56
Official IRS Instructions for Form 56. Provides detailed guidance on completing and filing the form correctly with the Internal Revenue Service.
Instructions - Form Instructions-8038(2025)
Instructions - Form Instructions-8038
Official IRS Instructions for Form 8038. Provides detailed guidance on completing and filing the form correctly with the Internal Revenue Service.
Instructions - Form Instructions-8979(2025)
Instructions - Form Instructions-8979
Official IRS Instructions for Form 8979. Provides detailed guidance on completing and filing the form correctly with the Internal Revenue Service.
Instructions 1040(2026)
IRS Instructions 1040
Official IRS Form 1040 for tax filing and reporting purposes. Complete and submit this form according to IRS instructions for proper tax compliance.
Instructions 1041(2026)
IRS Instructions 1041
Official IRS Form 1041 for tax filing and reporting purposes. Complete and submit this form according to IRS instructions for proper tax compliance.
Common mistakes to avoid
- Mixing the wrong tax year or revision with the current filing requirement.
- Entering taxpayer names or identification numbers that do not match official records.
- Forgetting attachments, schedules, recipient copies, signatures, or filing deadlines.