5.503 Fireplaces — 2025 California Green Building Standards Code

California Green Building Standards Code (Title 24, Part 11) · 2025 edition · updated 2026-09-25 · California

CBSC: official editions, supplements and errata

Cite as: 2025 California Green Building Standards Code (Title 24, Part 11) § 5.503 · Effective January 1, 2026 · Official source: Building Standards Commission

5.503.1 Fireplaces. Install only a direct-vent sealed-combustion gas or sealed wood-burning fireplace, or a sealed woodstove or pellet stove, and refer to residential requirements in the California Energy Code, Title 24, Part 6, Subchapter 7, Section 150. Woodstoves, pellet stoves and fireplaces shall comply with applicable local ordinances.

5.503.1.1 Woodstoves. Woodstove and pellet stoves shall comply with US EPA New Source Performance Standards (NSPS) emission limits as applicable, and shall have a permanent label indicating they are certified to meet the emission limits.

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▸Contents — California Green Building Standards Code (Title 24, Part 11)

California Green Building Standards Code (Title 24, Part 11)

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