Colorado Tax Forms

E-file your Colorado personal income tax return online with These 2020 forms and more are available:

  • Colorado Form 104 – Personal Income Tax Return for Residents
  • Colorado Form 104PN – Personal Income Tax Return for Nonresidents and Part-Year Residents
  • Colorado Form 104CR – Individual Credit Schedule
  • Colorado Form 104-AD – CADA Certificate
  • Colorado Form 104-CR – Income Tax Paid to Another State
  • Colorado Form 0021S – Application for Extension of Severance
  • Colorado Form 0104AD – Subtractions from Income Schedule
  • Colorado Form 0104CH – Voluntary Contributions Schedule
  • Colorado Form DR-0350 – First Time Home Buyers Subtraction
  • Colorado Form DR-0617 – Innovative Motor Vehicle Credit
  • Colorado Tuition Donation Information
  • Colorado Use Tax and Voluntary Contributions

More reasons to use to file your state taxes:

If you need to file taxes for a state that does have an income tax, can reuse information from your federal return to automatically create your state return. (Federal return required.)
You can get direct deposit together with or separately from your federal refund.
Owe taxes? Choose direct debit, or pay by credit card or check.

Downloadable Forms A-Z

Ready for a fresh take?
Try tax filing for just $25.