New York Laws
Article 29-CC - Family Health Care Decisions Act
2994-J - Revocation of Consent.

(a) record the revocation in the patient's medical record;
(b) cancel any orders implementing the decision to withhold or
withdraw treatment; and
(c) notify the hospital staff directly responsible for the patient's
care of the revocation and any cancellations.
3. Any member of the medical or nursing staff, other than a nurse
practitioner or physician assistant, informed of a revocation made
pursuant to this section shall immediately notify an attending
practitioner of the revocation.