AB 306CALIFORNIASession 20252026

AB 306 expands building code appeal rights and mandates online posting of local interpretations

Original title: California Building Standards Commission: appeals: code interpretations.

September 4, 2026

Building Codes Appeals Process Local Government State Regulation Transparency CaliforniaBuildingStandardsCommission appeals codeinterpretations

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Where This Stands

Currently Unknown. The next step in the legislative lifecycle is Introduced.

Version history & redline

11 versions on file

Official version history is partial: 11 linked texts are unavailable or incomplete. Source links remain available below.

Comparing 03/12/25 - Amended Assembly → 06/23/25 - Amended Senate

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The Frame

What this does

This bill changes how property owners, developers, and local agencies resolve building code disputes by streamlining the state-level appeals process and increasing public access to local building policies, which may impact project timelines and compliance costs.

Who is mentioned in the record

Potentially affected actors named in the source documents. Mention is not a position.

Property owners and developers

They gain new rights to appeal building code decisions to the state and have easier access to local building interpretations.

Local building enforcement agencies

They are required to post their rules and interpretations online and may face increased administrative duties.

What changed

Last recorded activity September 4, 2026.

What's next

Introduced.

Summary

AB 306 expands the grounds for appealing building code decisions to the California Building Standards Commission, including requests to use alternate materials, and requires local agencies to publish their building code interpretations online. The bill also mandates that the Commission post all appeal decisions and code interpretations in a searchable online format.

Key Facts

You don't have to trust us. Each fact below is taken straight from the official document - click any one to see the exact passage, highlighted in the original.

Why It Matters

Frequently Asked Questions

Can I still appeal a local building decision to the state?

Yes, but you must first exhaust all local appeal procedures before the California Building Standards Commission will consider your case.

Do local agencies have to publish their building rules online?

Yes, under this bill, local enforcement agencies must post their written rules and interpretations on their websites, clearly linked to local amendments.

News Coverage

No news coverage found yet. Articles are indexed twice daily.

Connected Entities

organizationCommission on State Mandates“The body responsible for determining if the bill creates reimbursable state-mand”Map →

organizationCalifornia Building Standards Commission“The state body responsible for building standards and hearing appeals.”Map →

Sources

Open source document

openstates.org

Analysis Score

0–100

Significance65
How much this matters to a regular citizen
Controversy20
Intensity of disagreement among stakeholders
Entertainment5
Compellingness for a non-policy-wonk reader
Buzz15
Current news / social attention level

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