Public Resources Code section 25140

“Solar thermal powerplant” means a thermal powerplant in which 75 percent or more of the total energy output is from solar energy and the use of backup fuels, such as oil, natural gas, and coal, does not, in the aggregate, exceed 25 percent of the total energy input of the facility during any calendar year period.

Source: Section 25140, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=PRC§ionNum=25140. (updated Sep. 19, 1988; accessed Jun. 26, 2026).

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Verified:
Jun. 26, 2026

§ 25140's source at ca.gov

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Location: https://california.public.law/codes/public_resources_code_section_25140

Original Source: Section 25140, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=PRC§ionNum=25140. (last accessed May 12, 2025).