(a) A person wrongfully occupies real property and is liable for damages pursuant to Section 3334 if, without express permission of the person or entity with the legal authority to grant access or without legal authority, he or she operates an unmanned aircraft or unmanned aircraft system less than 350 feet above ground level within the airspace overlaying the real property.
(b) For purposes of this section:
(1) “Unmanned aircraft” means an aircraft that is operated without the possibility of direct human intervention from within or on the aircraft.
(2) “Unmanned aircraft system” means an unmanned aircraft and associated elements, including communication links and the components that control the unmanned aircraft, that are required for the pilot in command to operate safely and efficiently in the national airspace system.
(c) This section shall not be construed to impair or limit any otherwise lawful activities of law enforcement personnel or employees of governmental agencies or other public or private entities that may have the right to enter land by operating an unmanned aircraft or unmanned aircraft system within the airspace overlaying the real property of another, including the right to use private lands acquired pursuant to subdivision (d) of Section 1009.
(d) Nothing in this section is intended to limit the rights and defenses available at common law under a claim of liability for wrongful occupation of real property.