[Follows NESC 113, p. 46] (Addition) Following NESC 113 add paragraph 114 to read:
Portable or permanent fire-extinguishing equipment approved for the intended use shall be conveniently located inside control buildings or similar buildings and conspicuously marked.
Exception: This rule does not apply to unmanned, outdoor substations that do not contain a control building or similar building. This rule is not intended to require permanently installed fire extinguishers or fire extinguishment system in all electric supply stations or in all areas of large, complex stations.
Wis. Admin. Code Public Service Commission PSC 114.114