Burns Ind. Code Ann. 34-30-12-1(c)
Liability: Use of an AED
An individual, who, in good faith and voluntarily, provides emergency care by the use of an AED, will not be held legally responsible for acting or failing to act. They can be held legally responsible if acting with extreme carelessness or intent to cause harm. This section includes physicians who give medical direction regarding AED.
Immunity for providing emergency care
(c) This subsection applies to a person to whom IC 16-31-6.5 applies. A person who gratuitously renders emergency care involving the use of an automatic external defibrillator is immune from liability for any act or omission not amounting to gross negligence or willful or wanton misconduct if the person fulfills the requirements set forth in IC 16-31-6.5.