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Fairfield, CA Fire Regulations: Brush Clearance (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified May 2026

Key Facts

Grass Limit (citywide)
Below 8 inches
Defensible Space (VHFHSZ)
100 feet, PRC 4291
Compliance Deadline
Typically June 1 annually
Contractor Abatement
Cost lien on property
Authority
FFD + Chapter 27 + PRC 4291

Summary

Fairfield enforces vegetation management under California Public Resources Code 4291 (defensible space) and Municipal Code Chapter 27 (community preservation). Grass and weeds on improved parcels must be cut below 8 inches; properties adjacent to wildland must maintain 100 feet of defensible space. Annual abatement deadlines are typically June 1.

4291. (a) A person who owns, leases, controls, operates, or maintains a building or structure in the state responsibility area shall at all times do all of the following: (1) (A) Maintain defensible space of 100 feet from each side and from the front and rear of the structure, but not beyond the property line, except as provided in subparagraph (B). The amount of fuel modification necessary shall consider the flammability of the structure as affected by building material, building standards, location, and type of vegetation. Fuels shall be maintained and spaced in a condition so that a wildfire would be unlikely to ignite the structure.

Full Breakdown

Fairfield's Fire Department runs an annual weed-abatement program that combines two legal authorities. On all parcels in the city, Fairfield Municipal Code Chapter 27 (Community Preservation) requires that grass be cut below 8 inches and that landscaping be maintained with appropriate ground cover. For parcels in or adjacent to State Responsibility Areas (SRA) or Local Responsibility Area (LRA) Very High Fire Hazard Severity Zones in the Solano hills (north and east edges of the city), California Public Resources Code Section 4291 imposes the 100-foot defensible space standard: a Zone 0 ember-resistant zone within 5 feet of structures, Zone 1 (5-30 ft) with cleared dead vegetation and 10-ft tree spacing, and Zone 2 (30-100 ft) with annual grasses no taller than 4 inches. Notices are mailed each spring; properties not cleared by the inspection deadline (typically June 1) are abated by a city contractor. The Fairfield Fire Department also enforces clearance around structures, fences, propane tanks, and access roads.

Violations & Fines

If a parcel is not abated by the compliance deadline, Fairfield contracts the work and bills the owner. The cost is recoverable as a special assessment against the property under California Government Code 38773.5 if unpaid within 30 days of confirmation. Administrative citations under Chapter 27 start at $100 and increase to $500 for repeat violations. PRC 4291 violations may incur civil penalties up to $500 imposed by CAL FIRE.

Frequently Asked Questions

Does the 100-foot defensible space rule apply to all Fairfield homes?
No. The full 100-foot defensible space requirement under PRC 4291 applies to parcels in or adjacent to Very High Fire Hazard Severity Zones: primarily homes in the western hills near Rockville/Green Valley and along the city's wildland-urban edges. Flat infill parcels still follow Chapter 27 (8-inch grass limit) but not full 4291.
What if my neighbor refuses to clear their weeds?
Report it to Fairfield Code Enforcement at (707) 428-7587. After notice and an opportunity to comply, the Fire Department can authorize a contractor to abate the nuisance and place the cost as a tax lien on the parcel under Chapter 27.

Sources & Official References

Other rules in Fairfield

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