California Code, Harbors and Navigation Code - HNC § 6203

Any property owned by any city which is used or held for the purpose of aiding or developing navigation, commerce or fishing may be transferred to the district to be used for the same purposes, and any lands of the State which may have been transferred to any such city may be transferred to the district subject to the trusts and other provisions for the transfer of the lands from the State to the city. A city which is governed by a freeholders charter may only transfer or turn over property if authorized by the provisions of its charter or an amendment thereof.