Tax Rules

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Rulemaking Announcements

January 23, 2023
The Colorado Department of Revenue, Division of Taxation, is seeking input from the public on the following new draft rules. The Department has prepared the following drafts to aid in the process of soliciting public comments.
January 12, 2023
On January 12, 2023, the Colorado Department of Revenue, Division of Taxation, adopted a temporary emergency rule to comply with a state law and the need to provide an extension of time for the seller of a heat pump system, heat pump water heater, or residential energy storage system to electronically fil