Oklahoma Administrative Code
Title 265 - State Fire Marshal Commission
Chapter 25 - Referenced State Codes and Standards: Permits
Section 265:25-1-5 - Carbon dioxide

All occupancies under the jurisdiction of the State Fire Marshal's Office with a carbon dioxide system with more than 100 pounds of accumulative CO2, including those used in beverage dispensing applications, must have properly installed carbon dioxide detector(s). If there is a fire alarm system installed, the carbon dioxide 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 dioxide detector(s) must provide a local alarm with audible and visual warnings. Plans must be approved and a permit issued by the State Fire Marshal's Office.