Health and Safety Code section 39640

The purpose of this chapter is to reduce public exposure, especially schoolage children’s exposure, to diesel exhaust particulate matter and other toxic air contaminants by limiting unnecessary idling of vehicular sources.

Source: Section 39640, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=HSC§ionNum=39640. (updated Jan. 1, 2010; accessed Jul. 13, 2026).

39640
39641
39642

Up to date

Verified:
Jul. 13, 2026

§ 39640's source at ca.gov

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Location: https://california.public.law/codes/health_and_safety_code_section_39640

Original Source: Section 39640, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=HSC§ionNum=39640. (last accessed May 12, 2025).