California Energy Commission Standards Tables
California’s Building Energy Efficiency Standards for new construction and alteration of residential and nonresidential buildings are updated approximately every three years. These standards serve as a foundational part of California’s long-term strategy for meeting energy demand and resource conservation.
Each update brings the state closer to its goal of Zero Net Energy (ZNE) for newly constructed low-rise residential buildings by 2020 and commercial buildings by 2030.
California’s Building Energy Efficiency Standards are tailored to California’s 16 climate zones. Under these standards, builders must install a list of mandatory energy efficiency measures ...