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Chapter 6 — FIRE PROTECTION REQUIREMENTS

Section 601 — GENERAL

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

601.1 Scope.

The provisions of this chapter establish general requirements for new and existing buildings, structures and premises located within wildland-urban interface (WUI) areas .

601.2 Objective.

The objective of this chapter is to establish minimum requirements to mitigate conditions that might cause a fire originating in a structure to ignite vegetation in the wildland-urban interface (WUI) area, and conversely, a wildfire burning in vegetative fuels to transmit fire to buildings and threaten to destroy life, overwhelm fire suppression capabilities or result in large property losses.

601.3 Chapter 6 definitions.

Where used in this chapter, the term listed below shall be defined as follows:

DEFENSIBLE SPACE. The buffer that landowners are required to create on their property between a “Building or Structure” and the plants, brush and trees or other items surrounding the “Building or Structure” that could ignite in the event of a fire. [CCR Title 14 §1299.02(a)]

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▸ Contents — 2025 California Wildland-Urban Interface Code (Title 24, Part 7.5)
2025 California Wildland-Urban Interface Code (Title 24, Part 7.5)
  1. Chapter 1 — ADMINISTRATION
  2. Chapter 2 — DEFINITIONS
  3. Chapter 3 — WILDLAND-URBAN INTERFACE AREAS
  4. Chapter 4 — WILDLAND-URBAN INTERFACE AREA REQUIREMENTS
  5. Chapter 5 — SPECIAL BUILDING CONSTRUCTION REGULATIONS
  6. ▸ Chapter 6 — FIRE PROTECTION REQUIREMENTS
    Overview
    1. Section 601 — GENERAL
    2. Section 602 — FIRE PROTECTION PLANS
    3. Section 603 — VEGETATION PLAN
    4. Section 604 — MAINTENANCE OF DEFENSIBLE SPACE
    5. Section 605 — SPARK ARRESTORS
    6. Section 606 — LIQUEFIED PETROLEUM GAS INSTALLATIONS
    7. Section 607 — STORAGE OF FIREWOOD AND COMBUSTIBLE MATERIALS
    8. Section 608 — BUILDING SITING AND SETBACKS
    9. Section 609 — RIDGELINES, FUEL BREAKS AND GREENBELTS
    10. Section 610 — FIRE SAFE DEVELOPMENT REGULATIONS
    11. Section 611 — SUBDIVISION REVIEW SURVEY
    12. Section 612 — GENERAL PLAN SAFETY ELEMENT
  7. Chapter 7 — REFERENCED STANDARDS
  8. Appendix A — GENERAL REQUIREMENTS
  9. Appendix B — VEGETATION MANAGEMENT PLAN
  10. Appendix C — COMMUNITY WILDLAND-URBAN INTERFACE (WUI) FIRE HAZ…
  11. Appendix D — MODEL ORDINANCE FOR FIRE HAZARD SEVERITY ZONE ADO…
  12. Appendix E — RESERVED
  13. Appendix F — CHARACTERISTICS OF FIRE-SMART VEGETATION
  14. Appendix G — VOLUNTARY HOME-HARDENING RECOMMENDATIONS
  15. Appendix H — REFERENCED CALIFORNIA DOCUMENTS
  16. Appendix I — BOARD OF APPEALS

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