State Tax Forms
Official-source U.S. state tax forms for income, sales, withholding, franchise, and business tax filings.
Use current official-source forms
These pages prioritize forms with government or issuing-authority sources, source links, PDF workflows, and clear filing context. Always confirm final filing rules, fees, and submission channels with the official source.
Before filing
- Confirm the tax year and state residency rules.
- Review state-specific filing addresses, e-file options, and payment instructions.
- Compare federal and state amounts before submission.
150 State Tax Forms
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FTB 590 (California)(2025)
Withholding Exemption Certificate
Certificate used by California residents to claim exemption from California income tax withholding on certain payments.
G-4P (Georgia)(2024)
Withholding Certificate for Pension or Annuity Payments
Georgia withholding certificate for pension or annuity payments. Used by retirees to elect Georgia income tax withholding from retirement income.
HS-122 (Vermont)(2023)
Vermont Homestead Declaration and Property Tax Credit
Vermont homestead declaration and property tax credit claim, filed annually by Vermont homeowners.
I-335 (South Carolina)(2023)
Active Trade or Business Income Reduced Rate Computation
South Carolina form for computing the reduced tax rate on active trade or business income.
IA W-4P (Iowa)(2025)
Withholding Certificate for Pension or Annuity Payments
Iowa withholding certificate for pension, annuity, and other retirement distributions.
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.
Iowa Withholding Formula(2025)
Iowa Individual Income Tax Withholding Formula
Iowa individual income tax withholding formula and tables for employers to calculate state tax withholding.
IT-2 (New York)(2025)
Summary of W-2 Statements
New York form summarizing W-2 wage and tax information for state income tax filing.
IT-201-V (New York)(2025)
Payment Voucher for Income Tax Returns
New York payment voucher used to remit balance due with the IT-201 income tax return.
IT-203 (New York)(2025)
Nonresident and Part-Year Resident Income Tax Return
New York state income tax return for nonresidents and part-year residents who earned income in New York.
IT-204 (New York)(2025)
Partnership Return
New York partnership return for reporting partnership income, deductions, and credits.
IT-205 (New York)(2025)
Fiduciary Income Tax Return
New York fiduciary income tax return for estates and trusts.
IT-2105 (New York)(2025)
Estimated Income Tax Payment Voucher
New York estimated income tax payment voucher for individuals who expect to owe state income tax.
IT-501 (Ohio)(2024)
Employer's Payment of Income Tax Withheld
Ohio employer payment voucher for submitting income tax withheld from employees to the Ohio Department of Taxation.
IT-511 (Georgia)(2024)
Individual Income Tax Instruction Booklet
Georgia individual income tax instruction booklet containing Form 500 instructions, tax tables, and filing guidance for Georgia residents.
IT-611 (Georgia)(2024)
Corporation Income Tax Instruction Booklet
Georgia corporation income tax instruction booklet for Form 600, providing filing guidance and tax computation instructions for C corporations.
IT-611S (Georgia)(2024)
S Corporation Income Tax Instruction Booklet
Georgia S corporation income tax instruction booklet for Form 600S, providing filing guidance for S corporations.