Oklahoma Administrative Code
Title 265 - State Fire Marshal Commission
Chapter 25 - Referenced State Codes and Standards: Permits
Section 265:25-1-9 - Carbon monoxide

All occupancies with a carbon monoxide system shall have properly installed carbon monoxide detector(s). If there is a fire alarm system installed, the carbon monoxide detector(s) must be connected to the fire alarm system and sound a general alarm with both audible and visual warnings. If there is not a fire alarm system, the carbon monoxide detector(s) must provide a local alarm, with audible and visual warnings. Plans must be submitted to and reviewed for approval by the State Fire Marshal's Office. All permitting requirements are identified on the State Fire Marshal's Office website. NFPA 72, NFPA 720, International Building Code and International Fire Code.