Cal. Bus. & Prof. Code § 2816
The nonrefundable fee to be paid by a registered nurse for an evaluation of their qualifications to use the title "public health nurse" shall not be less than three hundred dollars ($300) or more than one thousand dollars ($1,000). The fee to be paid upon the application for renewal of the certificate to practice as a public health nurse shall not be less than one hundred twenty-five dollars ($125) and not more than five hundred dollars ($500). The penalty fee for failure to renew a certificate to practice as a public health nurse within the prescribed time shall be 50 percent of the renewal fee in effect on the date of renewal of the certificate, but not less than sixty-two dollars and fifty cents ($62.50), and not more than two hundred fifty dollars ($250). All fees payable under this section shall be collected by and paid to the Board of Registered Nursing Fund. It is the intention of the Legislature that the costs of carrying out the purposes of this article shall be covered by the revenue collected pursuant to this section. The board shall refund any registered nurse who paid more than three hundred dollars ($300) for an evaluation of their qualifications to use the title "public health nurse" between April 5, 2018, and December 31, 2018.
Ca. Bus. and Prof. Code § 2816