N.Y. Pub. Health Law § 2989

§ 2989. Effect on other rights. 1. A competent adult's failure to\nappoint a health care agent or to provide the agent with specific health\ncare instructions pursuant to this article shall create no presumptions\nregarding the adult's wishes about health care.\n 2. Nothing in this article creates, expands, diminishes, impairs or\nsupersedes any authority that a principal may have under law to make or\nexpress decisions, wishes or instructions regarding health care,\nincluding decisions about life sustaining treatment, whether or not\nexpressed in a health care proxy.\n 3. This article is not intended to permit or promote suicide, assisted\nsuicide, or euthanasia; accordingly, nothing herein shall be construed\nto permit an agent to consent to any act or omission to which the\nprincipal could not consent under law.\n