Maryland Code, CRIMINAL LAW 3-103
(b) A licensed health care professional does not violate § 3-102 of this subtitle by withholding or withdrawing a medically administered life-sustaining procedure:
(1) in compliance with Title 5, Subtitle 6 of the Health – General Article; or
(2) in accordance with reasonable medical practice.
(c) (1) Unless the family member knowingly administers a procedure or administers or dispenses a medication to cause death, a family member does not violate § 3-102 of this subtitle if the family member:
(i) is a caregiver for a patient enrolled in a licensed hospice program; and
(ii) administers the procedure or administers or dispenses the medication to relieve pain under the supervision of a health care professional.
(2) Paragraph (1) of this subsection applies even if the medication or procedure hastens death or increases the risk of death.