N.J. Stat. Ann. § 45:16-9.11

Any individual licensed to practice veterinary medicine who, in good faith, renders emergency care to any animal which has, immediately prior to the rendering of such care, been brought to such individual's attention at or from the scene of an accident or emergency situation or has been discovered by such individual at the scene of an accident or emergency situation shall not be liable for any civil damages as a result of any acts or omissions by such person in rendering the emergency care.