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Chapter 7 — REFERENCED STANDARDS

2025 California Wildland-Urban Interface Code (Title 24, Part 7.5) · 2025 edition · updated 2026-07-27 · California

User notes:

About this chapter: This code contains numerous references to standards promulgated by other organizations that are used to provide requirements for materials and methods of construction. This chapter contains a comprehensive list of all standards that are referenced in this code. These standards, in essence, are part of this code to the extent of the reference to the standard.

This chapter lists the standards that are referenced in various sections of this document. The standards are listed herein by the promulgating agency of the standard, the standard identification, the effective date and title, and the section or sections of this document that reference the standard.

AASHTO American Association of State and Highway Transportation Officials, 444 North Capitol Street, NW, Suite 249, Washington, DC 20001

HB-17—2002: Standard Specifications for Highway Bridges, 17th Edition, 2002

403.1.8, 1273.10

ASTM ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959

D638—2022: Standard Test Method for Tensile Properties of Plastics

504.9.1

D2898—10(2017): Standard Practice for Accelerated Weathering of Fire-Retardant-Treated Wood for Fire Testing

503.2.4.3.1

D3909/D3909M— 2022 : Standard Specification for Asphalt Roll Roofing (Glass Felt) Surfaced With Mineral Granules

504.2.1.1, 504.2.2

D6662—22: Standard Specification for Polyolefin-Based Plastic Lumber Decking Boards

503.2.4.3.3

D7032—21: Standard Specification for Establishing Performance Ratings for Wood-Plastic Composite and Plastic Lumber Deck Boards, Stair Treads, Guards, and Handrails

503.2.4.3.2

E84— 2023d : Standard Test Method for Surface Burning Characteristics of Building Materials

202, 501.4.1, 503.2.4, 504.7.3.2, 504.7.3.3

E108—20a: Standard Test Methods for Fire Tests of Roof Coverings

504.2, 504.2.1.2, 504.11.6, G101.2.1

E119— 2022 : Standard Test Methods for Fire Tests of Building Construction and Materials

501.3, 504.3, 504.3.1, 504.5, 504.7, 504.7.1

E136— 2024a : Standard Test Method for Assessing Combustibility of Materials Using a Vertical Tube Furnace at 750 Degrees C

501.4.1

E1354— 2023 : Standard Test Method for Heat and Visible Smoke Release Rates for Materials and Products Using an Oxygen Consumption Calorimeter

503.2.4.3.2, 503.2.4.3.3

E2632—2020: Standard Test Method for Evaluating the Under-Deck Fire Test Response of Deck Materials

504.7.3.2, 504.7.3.3, 504.7.3.3.1, 504.7.3.4

E2652—2022: Standard Test Method for Assessing Combustibility of Materials Using a Tube Furnace with a Cone-shaped Airflow Stabilizer, at 750°C

501.4.1

E2707—2022: Standard Test Method for Determining Fire Penetration of Exterior Wall Assemblies Using a Direct Flame Impingement Exposure

504.5, 504.9, 504.9.3

E2726/E2726M—2012a(2017): Standard Test Method for Evaluating the Fire Test Response of Deck Structures to Burning Brands

504.7.3.2, 504.7.3.3, 504.7.3.3.2

E2768—11(2018): Standard Test Method for Extended Duration Surface Burning Characteristics of Building Materials (30 min Tunnel Test)

503.2.4

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REFERENCED STANDARDS

E2886/E2886M—20: Standard Test Method for Evaluating the Ability of Exterior Vents to Resist the Entry of Embers and Direct Flame Impingement

504.10.1

E2957—2017 : Standard Test Method for Resistance to Wildfire Penetration of Eaves, Soffits and Other Projections

504.3, 504.7, 504.7.1, 504.7.2

G155—2021: Standard Practice for Operating Xenon Arc Lamp Apparatus for Exposure of Materials

504.9.2

ICC International Code Council, Inc., 200 Massachusetts Avenue, NW, Suite 250, Washington, DC 20001

CBC—2025: California Building Code

1.1.7.3.1, 1.11.2.1.2, 1.11.3.4, 1.11.6 – 1.11.10, 101.3.1, 102.8, 105.1, 105.3, 106.3, 202, 404.10.3, 501.1, 501.3, 503.1, 503.2.2, 503.2.3, 504.2.1.2, 504.3, 504.3.1, 504.5, 504.5.2, 504.6, 504.7, 504.7.3.2, 504.8, 504.11, 504.11.1

CEBC—2025: California Existing Building Code

1.11.3.4, 102.8, 201.3

CFC—2025: California Fire Code

1.11.3.4, 1.11.9, 1.11.10, 102.8, 105.1, 201.3, 202, 402.1.1, 402.1.2, 402.2.1, 402.2.2, 403.2.4, 404.2, 404.4, 404.5, 404.10.3, 606.1, 606.2

CRC—2025: California Residential Code

1.1.7.3.1, 102.8

NFPA National Fire Protection Association, 1 Batterymarch Park, Quincy, MA 02169-7471

252—2022: Standard on Fire Test of Door Assemblies

504.9 257—2022: Standard on Fire Test for Window and Glass Block Assemblies

257—2022: Standard on Fire Test for Window and Glass Block Assemblies

504.8 CEC—2025: California Electrical Code

CEC—2025: California Electrical Code

201.3 SFM State of California, Department of Forestry and Fire Protection, Office of…

SFM State of California, Department of Forestry and Fire Protection, Office of the State Fire Marshal, P.O. Box 944246, Sacramento, CA 94246-2460

12-7A-1: Exterior Wall Siding and Sheathing. A fire resistance test standard consisting of a 150 kW intensity direct flame exposure for a 10-minute duration

504.5, 504.9

12-7A-2: Exterior Windows. A fire resistance test standard consisting of a 150 kW intensity direct flame exposure for an 8-minute duration

504.8 12-7A-3: Horizontal Projection Underside.

12-7A-3: Horizontal Projection Underside. A fire resistance test standard consisting of a 300 kW intensity direct flame exposure for a 10-minute duration

504.3, 504.7, 504.7.1

12-7A-4: Decking. A two-part test consisting of a heat release rate (Part A) deck assembly combustion test with an under deck exposure of 80 kW intensity direct flame for a 3-minute duration, and a (Part B) sustained deck assembly combustion test consisting of a deck upper surface burning ember exposure with a 12 mph wind for 40 minutes using a 2.2 lb (1kg) burning “Class A” size 12" × 12" × 2.25" (300 mm × 300 mm × 57 mm) roof test brand

504.7.3.2

12-7A-4A: Decking Alternate Method A. A heat release rate deck assembly combustion test with an under deck exposure of 80 kW intensity direct flame for a 3-minute duration

504.7.3.2

State Fire Marshal’s Guidelines for Fire Hydrant Markings Along State Highways and Freeways, May 1988

404.8 UL UL LLC, 333 Pfingsten Road, Northbrook, IL 60062-2096

UL UL LLC, 333 Pfingsten Road, Northbrook, IL 60062-2096

9—2009: Fire Tests of Window Assemblies—with Revisions through March 2020

504.8 10B—2008: Fire Tests of Door Assemblies—with Revisions through May 2020

10B—2008: Fire Tests of Door Assemblies—with Revisions through May 2020

504.9 7-4 2025 CALIFORNIA WILDLAND-URBAN INTERFACE CODE

7-4 2025 CALIFORNIA WILDLAND-URBAN INTERFACE CODE

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REFERENCED STANDARDS

10C—2016: Positive Pressure Fire Tests of Door Assemblies—with Revisions through May 2021

504.9 94—2023: Tests for Flammability of Plastic Materials for Parts in Devices and…

94—2023: Tests for Flammability of Plastic Materials for Parts in Devices and Appliances

504.9.2

263—2011: Fire Tests of Building Construction and Materials—with Revisions through March 2022

501.3, 504.3, 504.3.1, 504.5, 504.7, 504.7.1

723—2018: Test for Surface Burning Characteristics of Building Materials

202, 501.4.1, 503.2.4, 504.7.3.2, 504.7.3.3

790— 2022 : Standard Test Methods for Fire Tests of Roof Coverings

504.2, 504.2.1.2, 504.11.6

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7-6 2025 CALIFORNIA WILDLAND-URBAN INTERFACE CODE

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CALIFORNIA WILDLAND-URBAN INTERFACE CODE – MATRIX ADOPTION TABLE

APPENDIX A – GENERAL REQUIREMENTS

(Matrix Adoption Tables are nonregulatory, intended only as an aid to the code user. See Chapter 1 for state agency authority and building applications.)

(Not adopted by the State Fire Marshal)

Adopting Agency BSC BSC-
CG
SFM HCD DSA OSHPD BSCC DPH AGR DWR CEC CA SL SLC
Adopting Agency BSC BSC-
CG
T-24 T-19* 1 2 1/AC AC SS 1 1R 2 3 4 5 5 5 5 5 5 5 5 5
Adopt Entire Chapter
Adopt Entire Chapter as
amended (amended sections
listed below)
Adopt only those sections that
are listed below
[California Code of Regulations,
Title 19, Division 1]
Chapter / Section
  • The California Code of Regulations (CCR), Title 19, Division 1 provisions that are found in the California Wildland-Urban Interface Code are a reprint from the current CCR, Title 19, Division 1 text for the code user’s convenience only. The scope, applicability and appeals procedures of CCR, Title 19, Division I remain the same. The state agency does not adopt sections identified by the following symbol: The Office of the State Fire Marshal’s adoption of this chapter or individual sections is applicable to structures regulated by other state agencies pursuant to Section 1.11.

The California Code of Regulations (CCR), Title 14, Division 1.5 provisions that are found in the California Wildland-Urban Interface Code are not listed in the Matrix Adoption Tables as they are not within the State Fire Marshal’s authority to adopt. These provisions are a reprint from the current CCR, Title 14, Division 1.5 text for the code user’s convenience only and are identified in the body of the code by square brackets containing references to applicable Title 14 sections.

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APPENDIX A-2 2025 CALIFORNIA WILDLAND-URBAN INTERFACE CODE

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Contents — 2025 California Wildland-Urban Interface Code (Title 24, Part 7.5)

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