Emergency Response:

Title XVI Chapter 112

Section 12V. Any person who, in good faith, attempts to render emergency care including, but not limited to, cardiopulmonary resuscitation or defibrillation, and does so without compensation, shall not be liable for acts or omissions, other than gross negligence or willful or wanton misconduct, resulting from the attempt to render such emergency care.

Automatic External Defibrillator:

Chapter 127 of the Acts of 1998 (1998)
Any person who is trained according to the standards and guidelines of the American Heart Association or the American National Red Cross in CPR or the use of AEDs or any person who has successfully met the training requirements of a course in basic cardiac life support, conducted according to the standards established by the American Heart Association, who in good faith and without compensation renders emergency cardiopulmonary resuscitation or defibrillation in accordance with his training, other than in the course of his regular professional or business activity, to any person who apparently requires CPR or defibrillation, shall not be liable for acts or omissions, other than gross negligence or willful or wanton misconduct, resulting from the rendering of such emergency CPR or defibrillation.