CA AB1531

Authorizes installation of electrified security fences on commercial, manufacturing, or industrial property (or property zoned for such use) without local ordinance prohibition or additional permits beyond alarm system permits.

Requires electrified security fences to comply with specified technical standards including impulse repetition rate not exceeding 1 hertz and impulse duration not exceeding 10 milliseconds.

Mandates prominent warning signs at each gate and access point and at 30-foot intervals, with specific markings for shock hazard, pacemaker warnings, and wet condition dangers.

Permits local ordinances to prohibit electrified security fences only if they fail to meet the bill's technical requirements and safety specifications.

Restricts installation on residential properties and requires the electrified fence to be located behind a perimeter fence at least 5 feet in height, with maximum height of 10 feet or 2 feet higher than existing perimeter fence.