“Local agency” means the local health department, as defined in Section 101185, or the local comprehensive environmental agency established in accordance with Section 101275, of a county that has elected to adopt a local ordinance to administer and enforce this part, pursuant to Chapter 3 (commencing with Section 117800).
Source:
Section 117685, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=HSC§ionNum=117685..