A health care facility, physician or other person acting under the direction of a physician shall not be subject to criminal prosecution or civil liability or be deemed to have engaged in unprofessional conduct as a result of issuing a Durable Do Not Resuscitate Order or the providing, continuing, withholding or the withdrawal of health care under authorization or consent obtained in accordance with this article or as the result of the provision, withholding or withdrawal of ongoing health care in accordance with § 54.1-2990. No person or facility providing, continuing, withholding or withdrawing health care or physician issuing a Durable Do Not Resuscitate Order under authorization or consent obtained pursuant to this article or otherwise in accordance with § 54.1-2990 shall incur liability arising out of a claim to the extent the claim is based on lack of authorization or consent for such action. Any agent or person identified in § 54.1-2986 who authorizes or consents to the providing, continuing, withholding or withdrawal of health care in accordance with this article shall not be subject, solely on the basis of that authorization or consent, to (i) criminal prosecution or civil liability for such action or (ii) liability for the cost of health care. No individual serving on a facility’s patient care consulting committee as defined in this article and no physician rendering a determination or affirmation in cases in which no patient care consulting committee exists shall be subject to criminal prosecution or civil liability for any act or omission done or made in good faith in the performance of such functions. The provisions of this section shall apply unless it is shown by a preponderance of the evidence that the person authorizing or effectuating the providing, continuing, withholding or withdrawal of health care, or issuing, consenting to, making or following a Durable Do Not Resuscitate Order in accordance with § 54.1-2987.1 did not, in good faith, comply with the provisions of this article. An advance directive or Durable Do Not Resuscitate Order made, consented to or issued in accordance with this article shall be presumed to have been made, consented to, or issued voluntarily and in good faith by an adult who is capable of making an informed decision, physician or person authorized to consent on the patient’s behalf.