Cal. Gov. Code § 27000.8
Any duly elected county treasurer, county tax collector, or county treasurer-tax collector serving in that office on January 1, 1996, may serve for his or her remaining term of office during which period of time the requirements of this section shall not apply. After the election of a county treasurer, county tax collector, or county treasurer-tax collector to office, that person shall complete a valid continuing course of study as prescribed in this section, and shall during the person's four-year term of office on or before June 30 of the fourth year, render to the Controller a certification indicating that the person has successfully completed a continuing education program consisting of, at a minimum, 48 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 elected 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 § 27000.8