Is Artificial Turf Allowed in Zone 0 in California?

This page is for California homeowners in a fire hazard area who are planning turf near the house, or already have it there. It sets out what state law requires, which local rules already name turf, and why a "Class A" label on a turf sample does not settle the question.

What is Zone 0, and where does it apply?

Zone 0 is the ember-resistant zone within 5 feet of a structure, added to California's defensible space law by AB 3074 in September 2020. The statute does not list banned materials. It tells the State Board of Forestry and Fire Protection to write regulations that "consider the elimination of materials in the ember-resistant zone that would likely be ignited by embers."

Two details matter for turf layouts. First, "a structure for the purpose of an ember-resistant zone shall include any attached deck," so the 5 feet run from the outer edge of an attached deck, not from the house wall. Second, the same law defines fuel as "any combustible material, including petroleum-based products and wildland fuels."

A Best Best and Krieger summary of the approved package says it reaches every building in State Responsibility Areas, plus occupied structures in locally designated Very High Fire Hazard Severity Zones. If your home is in neither, state Zone 0 does not apply.

Do the state's Zone 0 rules ban artificial turf?

Not as written, and not yet in force. Ready Fire One reports that the Board approved the rules on August 19, 2026, sent them to the Office of Administrative Law on August 28, and on September 8 "withdrew its filing from the legal review that was supposed to make Zone 0 effective by the end of the month." MySafe:LA calls the withdrawal "procedural," with no resubmission date yet.

On turf, Ready Fire One is direct: "the final rule text says nothing about artificial turf either way. Treatment will come down to inspector judgment under the general combustibility definition." Materials it does name include bark mulch, wood chips, leaves, needles and new combustible fencing; allowed surfaces include decomposed granite, pea gravel, stone and concrete.

So the state answer is "unwritten," not "allowed," and the inspector will be reading a statute that already counts petroleum-based products as fuel.

Which California fire agencies already restrict turf near homes?

Local fire codes do not wait for the Board. These are the turf-specific rules we found and read:

"No rule found" means we did not find one, not that none exists.

What does LA County Fire's turf rule actually say?

The LA County Fire Department's Fuel Modification Unit put it in two lines in a 2026 notice: "Artificial turf is not allowed within 5 feet of qualifying structures," and "Combustible mulch is not allowed within 5 feet of qualifying structures." It refers readers to LA County Fire Code Section 4906.2 for which structures "require fuel modification approval."

The notice makes no exception for fire-rated, sand-filled or "Class A" turf; it names artificial turf as a category. The rule reaches beyond unincorporated areas: the department's letterhead lists the cities it serves, including Malibu, Calabasas, Santa Clarita, Palmdale and Lancaster. The City of Los Angeles is not on that list.

What does San Diego's Zone 0 guidance say about turf?

The City of San Diego's Zone 0 guidelines for existing structures (revised April 22, 2026) take a middle path. For existing homes without ignition-resistant construction, "Artificial turf and grass lawns shall maintain a minimum of 2 feet from decks, stairs and the structure walls," and turf must be maintained so it does not "create horizontal or vertical fuel continuity to adjacent plantings or to the structure."

The city measures Zone 0 from "the exterior wall surface, attached deck, stairs or pergola." Enforcement for existing homes starts on or after February 28, 2027, aiming at full compliance by February 28, 2029.

San Diego adds a warning: "Your insurance provider and/or the IBHS may not allow in-ground vegetation of any kind or artificial turf." A layout that satisfies the fire code can still fail an insurer's review.

Does a Class A fire rating make turf acceptable in Zone 0?

No. One manufacturer page says an "ASTM E108 Class A Fire Rating ensures that the turf resists ignition, limits flame spread, and self-extinguishes quickly," while warning on the same page that grills and fire pits "can cause the fibers to melt or deform."

ASTM E108 "covers the measurement of the relative fire characteristics of roof coverings exposed to simulated fire sources originating outside the building." Its tests include spread of flame and burning brand. Class A means "effective against severe fire exposure" for a roof covering, and the standard says it "does not by itself incorporate all factors required for fire hazard or fire risk assessment" under actual fire conditions.

So a Class A result says the product resisted fire in a roof-covering test. It does not make turf noncombustible, which San Diego defines as "material of which no part will ignite and burn when subjected to fire," tested to ASTM E136. And where LA County says "not allowed," a test report is not a variance.

Both answers circulate because both are partly true. Turf can resist flame spread better than dry grass, as vendor demonstrations show, but it melts where an ember lands, as our burns and fire guide explains, and plastic that melts or ignites against siding is exactly the kind of material Zone 0 is meant to clear.

What should go in the first 5 feet instead?

Use materials every version of the rules accepts: gravel, pea gravel, decomposed granite, stone, concrete or pavers, and start turf at the 5 foot line. Even under San Diego's 2 foot rule, a 5 foot band will not need rework if the state or your insurer goes further.

• Measure from the right edge. Start at the outside of any attached deck, stair or pergola, not the house wall.
• Give the turf a hard edge. A paver or steel border keeps gravel out of the infill; see our edging and borders guide.
• Check side yards first. A side yard 5 feet wide or narrower is entirely Zone 0; our side yard guide covers other surfaces.

Price the reduced area in the turf cost calculator. If the gravel band leaves too little lawn to bother, compare turf vs xeriscaping for the whole lot.

Our rule of thumb for existing turf

1. In LA County Fire's area, with a project needing fuel modification approval: move it back to 5 feet now.
2. In the City of San Diego, in a Very High zone: move it back at least 2 feet, and to 5 feet if you are re-laying the edge anyway.
3. In any other SRA or Very High zone: make the 5 foot cut at your next repair or replacement, and ask your fire department for its written turf position.
4. Outside those areas: no Zone 0 rule applies; our California regional guide covers the other local build issues.

This is our framework, not a regulation, and it stops applying once the Board resubmits Zone 0 with turf language. An HOA does not change it: Civil Code 4735 limits association turf bans, as our HOA turf laws by state page explains, but it governs association rules, not fire codes.

Frequently asked questions

Can I keep my existing turf until the state rules take effect?

At state level nothing yet requires removal, because the Zone 0 package was withdrawn from review. Local rules can apply sooner: LA County Fire's 5 foot rule is already in use for structures needing fuel modification approval, and San Diego's 2 foot rule is enforced from February 28, 2027. Ask your fire department, not your installer.

Does sand infill make turf safe within 5 feet of the house?

No rule we read gives infill any credit. LA County names artificial turf as a category with no exception for infill type, and the fibers and backing above and below the sand are still plastic that embers melt. Treat infill as irrelevant to Zone 0 compliance and keep the first 5 feet hardscaped.

Does Zone 0 apply to turf on an attached deck or balcony?

The statute counts an attached deck as part of the structure. San Diego's guidance bars combustible items on deck surfaces within 5 feet of exterior walls, naming firewood, storage, planters and furniture, but does not mention turf on decks. Ask your fire department before laying turf on an attached deck in a hazard zone.

Do I need a permit to remove turf from Zone 0?

None of the sources we read require a permit to swap turf for gravel or pavers. If the turf was part of a water agency rebate project, check the program terms before removing any of it; our rebates and water rules guide lists the questions to ask.