New Jersey Statutes Title 2A. Administration of Civil and Criminal Justice 2A § 62A-27

a. (1) Any person or entity who, in good faith, acquires or provides a defibrillator, renders emergency care or treatment by the use of a defibrillator, assists in or supervises the emergency care or treatment by the use of a defibrillator, or attempts to use a defibrillator for the purpose of rendering emergency care or treatment, and who has complied with the requirements of this act, shall be immune from civil liability for any personal injury as a result of that care or treatment, or as a result of any acts or omissions by the person or entity in providing, rendering, assisting in, or supervising the emergency care or treatment.

(2) A person or entity providing or maintaining an automated external defibrillator shall not be liable for any act or omission involving the use of a defibrillator in the rendering of emergency care by a lay person.