The Department of Revenue is processing 2023 income tax returns. For more information, please read the Department's announcement.


DR 0105 Booklet - Fiduciary Income Tax Filing Booklet


The Fiduciary Income Tax Filing Booklet is available for every resident estate or trust and nonresident estate or with with Colorado-source income. This book includes:

  • DR 0105 - 2022 Colorado Fiduciary Income Tax Form
  • DR 0105 - Schedules A, B, C, D, E, F & G
  • DR 0158-F - 2022 Payment for Colorado Extension for Estates and Trusts
  • DR 0104BEP - 2023 Colorado Nonresident Beneficiary Estimated Income Tax Payment