California Code, Public Resources Code - PRC § 5096.243

(a) Acquisition for the state park system by purchase or by eminent domain shall be under the Property Acquisition Law (commencing with Section 15850 of the Government Code).

(b) Work efforts for stewardship purposes may include, but are not limited to, such objectives as the control of major erosion and geologic hazards, the restoration and improvement of critical plant and animal habitat, the control and elimination of exotic species encroachment, the stabilization of coastal dunes and bluffs, and the planning necessary to implement those activities.  Those efforts may not include activities which merely supplement normal park system operations or which are usually funded from other sources.