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Section R327 Stationary Storage Battery Systems
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Stationary storage battery systems shall be listed and labeled for residential use in accordance with UL 9540.
- Where approved, repurposed unlisted battery systems from electric vehicles are allowed to be installed outdoors or in detached sheds located not less than 5 feet (1524 mm) from exterior walls, property lines and public ways.
- Battery systems that are an integral part of an electric vehicle are allowed provided that the installation complies with Section 625.48 of NFPA 70.
- Battery systems less than 1 kWh (3.6 megajoules).
Stationary storage battery systems installed in a location subject to vehicle damage shall be protected by approved barriers.