1509 Roof Coatings — 2025 California Building Code

California Building Code (Title 24, Part 2) · 2025 edition · updated 2026-09-25 · California

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Italicized text is a California amendment to the model code, as printed in the official publication.

Cite as: 2025 California Building Code (Title 24, Part 2) § 1509 · Effective January 1, 2026 · Official source: Building Standards Commission

1509.1 General.¶

The installation of a roof coating on a roof covering shall comply with the requirements of Section 1505 and this section.

15-20 2025 CALIFORNIA BUILDING CODE

ROOF ASSEMBLIES AND ROOFTOP STRUCTURES

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1509.2 Material standards.¶

Roof coating materials shall comply with the standards in Table 1509.2.

TABLE 1509.2—ROOF COATING MATERIAL STANDARDS

MATERIAL	STANDARD
Acrylic coating	ASTM D6083
Asphaltic emulsion coating	ASTM D1227
Asphalt coating	ASTM D2823
Asphalt roof coating	ASTM D4479
Aluminum-pigmented asphalt coating	ASTM D2824
Silicone coating	ASTM D6694
Moisture-cured polyurethane coating	ASTM D6947

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California Building Code (Title 24, Part 2)

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