C.R.S. § 38-45-105
38-45-105. Municipal or county ordinances regarding carbon monoxide alarms
38-45-105. Municipal or county ordinances regarding carbon monoxide alarms. Nothing in this article shall be construed to limit a municipality, city, home rule city, city and county, county, or other local government entity from adopting or enforcing any requirements for the installation and maintenance of carbon monoxide alarms that are more stringent than the requirements set forth in this article.