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Tax Rules

Rulemaking Announcements

Information about the recent activities of the Office of Tax Policy is provided below. This information includes new and revised publications, rulemaking activities, and recently published letter rulings and information letters.
The Colorado Department of Revenue, Division of Taxation, will hold a public rulemaking hearing on the new and revised income tax rules listed below at 10:00 a.m. on May 8, 2025.
Thank you to those who participated in the first workgroup meeting on February 28, 2025.  The recording of that meeting, along with other meeting materials, may be accessed from the public drive for the workgroup.