California Code, Public Resources Code - PRC § 49031

For any district in a county with a population of six million or more, the board of supervisors may prescribe and collect garbage and refuse collection and disposal service fees for the purpose of defraying the cost of the disposal of garbage and refuse in the district, maintaining the district, and meeting other expenditures authorized by this chapter.

Subject to the additional requirements of Section 49032, fees and charges prescribed, revised, and collected pursuant to this section shall be prescribed, revised, and collected pursuant to Article 4 (commencing with Section 5470) of Chapter 6 of Part 3 of the Health and Safety Code.