Learn what California's fire code requires for battery storage, from home installs to commercial systems and the permitting process.
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This Solar + Storage Design & Installation Requirements document details the requirements and minimum criteria for a solar electric (“photovoltaic” or “PV”) system (“System”), or Battery Energy Storage System (“battery” or “BESS”) installed by a Solar Program trade ally under Energy.
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NFPA 855 provides detailed, prescriptive requirements for how and where energy storage systems can be installed. Proper placement is a fundamental aspect of the code.
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Ask for their current requirements for residential battery storage. You'll want to clarify: Which codes are in force (NEC, IRC, IFC, local amendments). Required documentation (plans, product datasheets .
[PDF Version]