55 Pa. Code § 6000.1015 – Health care power of attorney.

(a) Unless otherwise specified in the health care power of attorney, a health care power of attorney becomes operative when the following occurs:
1. (1) A copy is provided to the attending physician.
2. (2) The attending physician has determined that the principal is incompetent. See 20 Pa.C.S. § § 5422 and 5454(a) (relating to definitions; and when health care power of attorney operative).
(b) Unless otherwise specified in the health care power of attorney, a health care power of attorney becomes inoperative when, in the determination of the attending physician, the principal is competent.