California Code, Government Code - GOV § 15444

Any holder of revenue bonds issued under the provisions of this part or any of the coupons appertaining thereto, and the trustee or trustees under any indenture or trust agreement, except to the extent the rights herein given may be restricted by any resolution authorizing the issuance of, or any such indenture or trust agreement securing, such bonds, may, either at law or in equity, by suit, action, mandamus or other proceedings, protect and enforce any and all rights under the laws of the state or granted hereunder or under such resolution or indenture or trust agreement, and may enforce and compel the performance of all duties required by this part or by such resolution, indenture, or trust agreement to be performed by the authority or by any officer, employee or agent thereof.