Cal. Gov. Code § 27000.9
Notwithstanding any other requirement of law, any duly appointed county officer serving in the capacity of county treasurer, county tax collector, or county treasurer-tax collector shall, beginning in 2000, complete a valid continuing course of study as prescribed in this section, and shall, on or before June 30 of each two-year period, render to the Controller, a certification indicating that the county officer has successfully completed a continuing education program consisting of, at a minimum, 24 hours or an equivalent amount of continuing education units within the discipline of treasury management, tax collection, public finance, public administration, governmental accounting, or directly related subjects, offered by a recognized state or national association, institute, or accredited college or university, or the California Debt and Investment Advisory Commission, that provides the requisite educational programs prescribed in this section. The willful or negligent failure of any county officer serving in the capacity of county treasurer, county tax collector, or county treasurer-tax collector to comply with the requirements of this section shall be deemed a violation of this section.
Ca. Gov. Code § 27000.9