New

The Legislative Outreach Center is live. Hours of hunting down legislator and staff emails, now a few clicks.

See What's New
Home/Bills/AB 557California · 2025–2026 Regular Session
Assembly BillPassed first houseHealth and Safety

AB 557: California Factory-Built Housing Law.

California · Assembly · 2025–2026 Regular Session · last verified December 13, 2025

What AB 557 does, verified December 13, 2025

This bill aims to amend the California Factory-Built Housing Law, which regulates the sale and construction of factory-built housing within the state. The law requires factory-built housing to bear insignia of approval issued by the department of housing and community development. The bill would expand the scope of this requirement, requiring plans or specifications of approved factory-built housing to be approved by unit serial number. This would enable the approved plans or specifications to be used in subsequent development projects unless building standards are modified. The bill would also limit the review process for the department and design approval agencies to the portions of a plan or specification that have not already received approval. The changes proposed by this bill address a matter of statewide concern, applying to all cities, including charter cities, and do not requir…

Bill journey
IntroducedComplete
In CommitteeComplete
First Chamber FloorComplete
4Second ChamberCurrent
5GovernorPending
6ChapteredPending
Last action: In committee: Set, first hearing. Hearing canceled at the request of author. (2025-05-21)Alert me
Recent actions24 total · showing 5
Jul. 09, 2025In committee: Set, first hearing. Hearing canceled at the request of author.
Jun. 11, 2025Referred to Com. on HOUSING.
Jun. 03, 2025In Senate. Read first time. To Com. on RLS. for assignment.
Jun. 02, 2025Read third time. Passed. Ordered to the Senate. (Ayes 76. Noes 0. Page 1837.)
Jun. 02, 2025Read third time. Passed. Ordered to the Senate. (Ayes 76. Noes 0.)
Full action history, 19 earlier actionsConnect Plus
GovBuddy Demo

See how GovBuddy fits your team.

Share a few details and our team will follow up with a focused walkthrough.