California Code, Government Code - GOV § 91549

(a) Except as may be authorized by other state legislation, this title provides the exclusive authority of public agencies for the undertaking, carrying out, and completion of projects authorized by this title.

(b) Except as limited by subdivision (a), the authorizations of this title shall be regarded as supplemental and additional to powers conferred by other laws.  However, all projects authorized by this title which are undertaken, carried out, or completed by redevelopment agencies shall be subject to the terms and limitations of this title, notwithstanding the authorities and provisions created by and under other laws.

(c) In the exercise of any of the powers conferred, including powers relating to the offer, issuance, and sale of bonds, under this title, authorities need not comply with any law applicable to the exercise of similar powers except as referred to in this article.

(d) A charter city which is otherwise authorized to undertake, carry out and complete projects hereunder authorized need not comply with this title as to warehousing activities.