California Code, Government Code - GOV § 57603

(a) Before engaging in business, a public bank shall obtain a certificate of authorization to transact business as a bank pursuant to Division 1.1 of the Financial Code (commencing with Section 1000).

(b) A local agency shall comply with the requirements of Section 53638 with respect to its deposits in a public bank unless, with the prior approval of the Commissioner of Financial Protection and Innovation, the public bank and the local agency depositor agree otherwise.

(c) Notwithstanding Section 23010, a county may lend any of its available funds to any public bank.

(d) Notwithstanding Section 53601, any local agency that does not pool money in deposits or investments with other local agencies that have separate governing bodies may invest in debt securities or other obligations of a public bank.

(e) Notwithstanding Section 53635, any local agency that pools money in deposits or investments with other local agencies, including local agencies that have the same governing body, may invest in debt securities or other obligations of a public bank.

(f) Notwithstanding Section 53635.2, a public bank shall be eligible to receive local agency money.