Public Resources Code section 25402.4

The standards for nonresidential buildings prescribed by the commission pursuant to subdivisions (a) and (b) of Section 25402 shall provide at least one option which uses passive or semipassive thermal systems, as defined in Section 25600, for meeting the prescribed energy use requirements. These systems may include, but are not limited to, the following construction techniques:

(a)

Use of skylights or other daylighting techniques.

(b)

Use of openable windows or other means of using outside air for space conditioning.

(c)

Use of building orientation, to complement other passive or semipassive thermal systems.

(d)

Use of thermal mass, of structural or nonstructural type, for storage of heat or cold, including, but not limited to, roof ponds and water walls.

Source: Section 25402.4, https://leginfo.­legislature.­ca.­gov/faces/codes_displaySection.­xhtml?lawCode=PRC§ionNum=25402.­4.­ (accessed Apr. 24, 2025).

Last Updated

Apr. 24, 2025

§ 25402.4’s source at ca​.gov