CO alarms are required in new and existing single- and multi-family dwellings. Effective date: July 2009 Denver: Upon expiration of currently installed battery-operated CO alarms, alarms shall be replaced with CO alarms featuring 10-year lithium batteries. Combination smoke/CO alarms are exempted from this requirement. Effective date: 2017

Read More

Smoke alarms are generally required in residential settings. Hard-wired smoke alarms are required in all new construction in local jurisdictions that have adopted IRC 2015.

Read More