The 5-foot area immediately around the home must have only hardscape or bare soil. All vegetation, including tree branches that overhang this area, must be removed. Must be completely noncombustible.

Roof must be Class A fire-resistant rated; most roof covers are, like asphalt shingles, masonry tiles that include bird stops, and metal.

Gutters and downspouts must be made from a noncombustible material such as metal.

The roof, gutters, and downspouts must be cleaned regularly to prevent accumulation of debris such as leaves and pine needles.

Vents must be either ember- and fire-resistant or covered (inside or outside) with 1/8-inch or finer metal mesh.

There must be a minimum of 6 vertical inches (measured from the ground up) of noncombustible material at the base of exterior walls.

Top deck surfaces must be kept clear of debris and combustible materials. Underneath deck and stairs be kept clear of vegetation or any storage items; decks less than 4 feet high must be enclosed. All decks must have 5 feet of noncombustible defensible space (home ignition zone required).

The remainder of the property beyond the home ignition zone must be maintained by removing yard debris and dead vegetation and pruning trees and bushes.

There must be no combustible fencing within 5 feet of the home, including where fences attach to the home.

Within 30 feet of the home, there must be no more than 3 accessory structures (larger than 15 square feet each) like sheds, playsets, gazebos, and ADUs. Each must meet the same requirements as the home, including noncombustible 5-foot home ignition zone.

Install noncombustible gutter guards.

Eaves must be enclosed on the underside with soffits made of noncombustible, ignition-resistant material, or 2-inch lumber (no plywood).

Dryer vents must be made of metal and have a louver or flap.

Siding must be noncombustible such as fiber-cement, stucco, stone, or brick.

Shutters, if in place, must be made of a noncombustible material.

All exterior glass in windows, skylights, and within doors must be multipaned glass with at least 2 tempered panes, have a fire-rating, or glass blocks for windows.

Exterior doors must be noncombustible or have a noncombustible storm door installed as the outermost exterior door.

The area underneath bay windows on the first floor must be enclosed with a noncombustible wall.

All deck components including posts, joists, railings, stairs, and walking surfaces are constructed with noncombustible materials or follow noncombustible retrofit requirements.

There must be no back-to-back fencing (meaning separate fences that are closer than 5 feet apart).