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

 

Adopted – Return Filing and Payment Rules

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On January 12, 2023, the Colorado Department of Revenue, Division of Taxation, adopted three rules regarding return filing and payment. The adoption was based on the public rulemaking hearing held on December 1, 2022.

Copies of the adopted rules, dates of publication in the Colorado Register, and effective dates may be found on the Secretary of State’s website at the links below.