California Code, Government Code - GOV § 64710

(a)(1) The Los Angeles County Affordable Housing Solutions Agency is hereby established with jurisdiction extending throughout the County of Los Angeles, except that the agency shall only have jurisdiction to act in a supplemental capacity when a municipality has, as of January 1, 2022, an existing program that provides similar supports and services, and in no circumstances shall any functions of existing programs be transferred to or undertaken by the agency, nor shall the agency perform or undertake any functions related to supports and services provided to people experiencing homelessness, unless such supports and services are explicitly authorized by this chapter or are directly related to the provision of other supports and services authorized explicitly by this chapter.

(2) Notwithstanding paragraph (1), the agency may transfer a portion of the revenue raised by a tax measure adopted pursuant to this title to the County of Los Angeles for programs that provide supports and services to prevent and combat homelessness.