Tax Forms Guide
This page has links to tax resources for Colorado and Federal Income Taxes
Colorado
Tax forms for Colorado and US taxes may be found online year round via the links below:
- Revenue Online. Colorado Department of Revenue.
- You may need to "Click Here to Start Over" from the above link if you have opened the page previously in your session.
- File a Return: "free, one-stop site for filing your taxes, managing your account and checking the status of your refund."
Forms in PDF:
Federal, Other States
Federal tax forms and forms for other states can be found online:
- Forms, Instructions & Publications.
- Forms and publications (PDF).
- File. Internal Revenue Service (IRS).
- Filing instructions.
- Prior Year Forms and Instructions.
- Prior Year Products. Page has links to first 25 of over 15,600 files/documents from various years. Searchable by Product Number; Title, and Revision Date. Documents are in PDF format.
- Publications Online. IRS. In html and PDF.
- Publications Online. IRS. In html and PDF.
- State Tax Forms & Filing Options. Federation of Tax Administrators.
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