Code of Federal Regulations Title 45. Public Welfare § 45.1643.4 Applicability

(1) The withholding or withdrawing of medical treatment or medical care;

(2) The withholding or withdrawing of nutrition or hydration;

(3) Abortion;

(4) The use of items, goods, benefits, or services furnished for purposes relating to the alleviation of pain or discomfort even if they may increase the risk of death, unless they are furnished for the purpose of causing or assisting in causing death;  or

(5) The provision of factual information regarding applicable law on assisted suicide, euthanasia and mercy killing. Nor shall § 1643.3 be interpreted as limiting or interfering with the operation of any other statute or regulation governing the activities listed in this paragraph.