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Code of Colorado Regulations

Official Publication of the State Administrative Rules

Our office compiles and publishes the administrative rules of Colorado's executive agencies in the Code of Colorado Regulations. Notices of rulemaking, proposed rules, new and amended rules, and Attorney General rules opinions are published twice monthly in the companion publication, the Colorado Register. The official Code and Register are published on our website (24-4-103(11), C.R.S.). An unofficial print version can be purchased from LexisNexis.

Code of Colorado Regulations

       Search - to get a rule PDF.

       Browse - to get to a rule's version history and rulemaking details, including the Colorado Register publication date.

Colorado Register
eDocket - rulemaking details for each rule by agency
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For questions about the content or application of a rule, contact the applicable state agency.

For questions about the rulemaking process or this website, contact us at rules@sos.state.co.us