California Wildfire Home Guides (2026)

California's wildfire rules for homeowners span defensible space law (PRC 4291), disclosure at sale (AB-38), building standards and insurance regulation. These guides explain each in plain English — what applies to you, by when, and what it costs to comply.

AB-38: Selling a Home in a Fire Hazard Zone

The inspection and disclosure documentation sellers must provide, what it costs, and how to get compliant before listing.

Defensible Space Inspections: What Inspectors Check

How CAL FIRE and county fire agencies inspect under PRC 4291, what fails, and what happens if you don't comply.

IBHS Wildfire Prepared Home Certification

What the voluntary IBHS designation requires, the $125 application fee and full lifecycle cost, and which insurers reward it.

Zone 0: The Ember-Resistant First 5 Feet

What the 0–5 ft ember-resistant zone means for homes on SRA land and in locally designated Very High Fire Hazard Severity Zones.

Insurance Discounts for Home Hardening

How the Safer from Wildfires framework and FAIR Plan discounts reward mitigation work.

California Wildfire Laws New in 2026

AB 888, SB 429 and AB 1: signed October 2025, in force in 2026 — what changed for homeowners.

Ember-Resistant Vents

What the WUI code requires of vents, installed cost per vent, and the OSFM-listed products.

Class A Roof Requirements

The Class A assembly rating, the 50% reroof rule that reaches existing homes, and cost per square foot.

Fire-Resistant Siding

Noncombustible and ignition-resistant wall options, what code requires, and re-siding costs.

Fire-Resistant Windows & Tempered Glass

Why dual-pane with one tempered pane is the code path, and what window replacement costs.

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