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Fill State Forms Online
This hub collects important state-level forms, such as resident income tax returns, state withholding certificates, and other high-impact state paperwork. Each page breaks the form down into clear steps and links you to the correct official filing destination.
FillGovForms is not affiliated with any state government or agency. Always check your state's official website for the latest version, mailing address, and filing rules.
Available state forms
CA-540
California Resident Income Tax Return
California Franchise Tax Board (FTB)
Open this page to see who should use this state form, how to fill it line by line, and where to file it.
IT-2104
Employee's Withholding Allowance Certificate
NY Department of Taxation and Finance
Open this page to see who should use this state form, how to fill it line by line, and where to file it.
For federal paperwork, you can also browse our tax forms, immigration forms or Social Security forms.