Which products does Washington WSR 26-10-069 affect?

Washington WSR 26-10-069 affects Residential energy storage systems and Commercial and utility energy storage systems.

WSR 26-10-069

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

What does Washington WSR 26-10-069 do? Proposes the 2024 International Fire Code as the state fire code. It replaces the prescriptive storage rules in Section 1207 with references to NFPA 855. It also adds a permit for storing lithium batteries over 15 cubic feet.

Facts

Kind: Code amendment
Status: Proposed
Stage: Pending
Signed or decided: May 5, 2026
Topics: Fire protection and siting, Permitting
Products: Residential energy storage systems Commercial and utility energy storage systems
Source: Washington State Code Reviser (opens in a new tab)
Citation: Washington State Register, WSR 26-10-069

The state’s codes

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

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