Fiduciary Income Tax | File Online

You can file your Fiduciary Income Tax Return online through Revenue Online. However, if you are a first-time Colorado income tax filer, you must file a paper return or through an accepted tax software program. After your first tax return is processed, you may create your own User ID and Password to use in Revenue Online.

Resources Tax Professionals:

Fiduciary Income Tax Services in Revenue Online

Login Required

  • File/amend fiduciary income tax returns
  • View 1099-Gs (issued by the Colorado Department of Revenue)
  • View payment history
  • View account balances
  • View letters from the Department
  • Update your account mailing address
  • Check your refund status (Fiduciary Income Tax)

No Login Required

  • Submit E-Filer Attachments for income tax returns (Instructions)
  • File a protest 
  • Add Power of Attorney
  • Set up Third Party access to your tax account (Instructions)
  • Make a payment (Instructions)
  • Check your refund status (Individual Income Tax for Estates)