2025 California Green Building Standards Code, Title 24, Part 11 (CALGreen).

CBSC / ICC 5570L25

ICC, 2025. Item #26475
ISBN: 9781967590148

Available NOW! Effective January 1, 2026
The California Green Building Standards Code (CGBSC) is also referred to as CALGreen. This code features: 

• Regulations for energy efficiency, water efficiency and conservation, material conservation and resource efficiency, environmental quality, and more.


• Mandatory provisions for commercial, residential, and public school buildings.


• Appendices with voluntary provisions for all of these occupancies plus hospitals.


• Residential and nonresidential provisions are in separate chapters for easier use.

Included is a free subscription service for all state updates and supplements. Effective Date: January 1, 2026.

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Price: $84.00