Is California AB 1285 in force?

Yes. Signed into law Oct 11, 2025. In force from Jan 1, 2026.

Which products does California AB 1285 affect?

California AB 1285 affects Commercial and utility energy storage systems.

When does California AB 1285 take effect?

The effective date on file is January 1, 2026.

AB 1285

PartialRead in the state’s own source. It stays partial until the passage is on file word for word.

What does California AB 1285 do? Covers State Fire Marshal guidance for lithium-ion battery facilities (Chapter 637, Statutes of 2025).

Facts

Kind: Bill
Status: Signed into law
Stage: In force
Signed or decided: October 11, 2025
Effective: January 1, 2026
Topics: Fire protection and siting
Products: Commercial and utility energy storage systems
Source: California Governor's Office of Emergency Services (opens in a new tab)
Citation: Final disposition of 2025 bills

The state’s codes

The codes that reach each product this law names, with the edition California is on. Each links to the record.

Commercial and utility energy storage systems
NEC: 2023 NEC IFC: 2024 IFC IBC: 2024 IBC NFPA 855: 2023 NFPA 855

For information only. Your local building or fire official decides which code applies. We check state records often but can miss a recent change, so confirm with your official before you design, permit, or install. Terms of use