California Code, Harbors and Navigation Code - HNC § 5900.5

The board may borrow money and incur indebtedness and issue bonds or other evidence of the indebtedness in the manner, and to the extent, deemed necessary by the board for further improvement and development of the harbor. The board also may do any other acts, and exercise any other powers, which may be necessary or convenient for the full exercise of the powers specifically granted by this part.