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Chapter 8-4 — FIRE PROTECTION

Section 8-408 — ROOF COVERING

2025 California Historical Building Code (Title 24, Part 8) · 2025 edition · updated 2026-07-29 · California

Existing or original roofing materials may be repaired or reconstructed subject to the following requirements:

  1. The original or historical roofing system shall be detailed or modified as necessary in order to be capable of providing shelter while preserving the historical materials and appearance of the roof.

on Jul 18, 2025 11:14 AM (CDT) THEREUNDER.

FIRE PROTECTION

  1. Wooden roof materials may be utilized where fire resistance is required, provided they are treated with fire-retardant treatments to achieve a Class “B” roof covering rating. Wood roofing in state designated Urban Wildland and High Fire Zones shall be permitted when installed in Class “A” assemblies.
  2. Jurisdictions that prohibit wood roofing materials for application as roof coverings and roof assemblies shall submit documentation for the adoption. Express Terms, statement of reasons and minutes of the action by the adopting authority Health and Safety Code, Section 18959(f).

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▸ Contents — 2025 California Historical Building Code (Title 24, Part 8)
2025 California Historical Building Code (Title 24, Part 8)
  1. Chapter 8-1 — ADMINISTRATION
  2. Chapter 8-2 — DEFINITIONS
  3. Chapter 8-3 — USE AND OCCUPANCY
  4. ▸ Chapter 8-4 — FIRE PROTECTION
    Overview
    1. Section 8-401 — PURPOSE, INTENT AND SCOPE
    2. Section 8-402 — FIRE-RESISTIVE CONSTRUCTION
    3. Section 8-403 — INTERIOR FINISH MATERIALS
    4. Section 8-404 — WOOD LATH AND PLASTER
    5. Section 8-405 — OCCUPANCY SEPARATION
    6. Section 8-406 — MAXIMUM FLOOR AREA
    7. Section 8-407 — VERTICAL SHAFTS
    8. Section 8-408 — ROOF COVERING
    9. Section 8-409 — FIRE ALARM SYSTEMS
    10. Section 8-410 — AUTOMATIC SPRINKLER SYSTEMS
    11. Section 8-411 — OTHER TECHNOLOGIES
    12. Section 8-412 — HIGH-RISE BUILDINGS
  5. Chapter 8-5 — MEANS OF EGRESS
  6. Chapter 8-6 — ACCESSIBILITY
  7. Chapter 8-7 — STRUCTURAL REGULATIONS
  8. Chapter 8-8 — ARCHAIC MATERIALS AND METHODS OF CONSTRUCTION
  9. Chapter 8-9 — MECHANICAL, PLUMBING AND ELECTRICAL REQUIREMENTS
  10. Chapter 8-10 — QUALIFIED HISTORICAL DISTRICTS, SITES AND OPEN …

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