Chapter 8 — SINGLE-FAMILY RESIDENTIAL BUILDINGS—PERFORMANCE

Section 150.1 — PERFORMANCE AND PRESCRIPTIVE COMPLIANCE APPROACHES FOR SINGLE-FAMILY…

2025 California Energy Code (Title 24, Part 6) · 2025 edition · ingested 2026-07-07 · California

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(a) Basic requirements. Single-family residential buildings shall meet all of the following: 1. The applicable requirements of Sections 110.0 through 110.10. 2. The applicable requirements of Section 150.0 (mandatory features). 3. Either the performance standards or the prescriptive standards set forth in this section for the climate zone in which the building is located. Climate zones are shown in Reference Joint Appendix JA2–Weather/Climate Data. Exception to Section 150.1(a)3: If a single contiguous subdivision or tract falls in more than one climate zone, all buildings in the subdivision…