Cal. Gov. Code § 66660.1

Notwithstanding any provision of this title to the contrary, the jurisdiction of the commission, except for the control of fill or extraction of materials shall not include the shoreline within a city limit upon which any person or entity has commenced and performed substantial work for the purpose of establishing a planned community development on land already filled and requiring no additional fill or extraction, and for which the planning commission approval of the city council has been obtained prior to July 1, 1969.