(a)
Any two or more harbor agencies may, pursuant to the joint powers law, establish an authority, separate from the parties to the agreement, for the purpose, in addition to any other purpose permitted under the joint powers law, of establishing an infrastructure fund and financing port or harbor infrastructure pursuant to this part.
(b)
An authority may be formed as a nonprofit public benefit corporation subject to the nonprofit corporation law (Division 2 (commencing with Section 5000) of Title 1 of the Corporations Code), for the purpose of establishing an infrastructure fund and financing port or harbor infrastructure pursuant to this part.