Colorado Tax Forms Supported by E-File

E-File your Colorado personal income tax return online with These 2018 forms are available for e-file:

  • Colorado Form 104 – Personal Income Tax Return for Residents
  • Colorado Form 104PN – Personal Income Tax Return for Nonresidents and Part-Year Residents
  • Colorado Form 104PTC – Property Tax/Rent/Heat Rebate Application
  • Colorado Form 104CR – Credits for Individuals
  • Colorado Form 104AD – Subtractions from Income Schedule


Get started on your Colorado tax return today! START FREE

More reasons to use to file your state taxes:

  • In many cases, we can reuse information from your federal return to automatically create your Colorado return. (Federal return required.)
  • You can get direct deposit together with or separately from your federal refund.
  • Owe state taxes? Choose direct debit, or pay by credit card or check.

Downloadable Forms A-Z