Living Will and Advance Health-Care Instruction Requirements in New York

At a glance

New York has no living-will statute, and that changes everything

Every other jurisdiction in this survey answers the question with an act: a declaration statute that names the document, counts the witnesses, defines the medical conditions that switch it on, and tells providers what to do. New York has no such act. Its Public Health Law has an article for health care proxies, an article for family health care decisions when no proxy exists, and an article for nonhospital do-not-resuscitate orders. There is no article creating a living will.

That absence is deliberate, and the proxy law says so. Public Health Law § 2989(2) provides that "[n]othing in this article creates, expands, diminishes, impairs or supersedes any authority that a principal may have under law to make or express decisions, wishes or instructions regarding health care, including decisions about life sustaining treatment, whether or not expressed in a health care proxy." In other words, the legislature enacted a proxy scheme and expressly left the separate right to state your own instructions where it found it — in the hands of the courts.

So the chip table above reads as a column of "no statutory requirement" entries, and each one is literally true. There is no required number of witnesses, no notary option, no disqualified-witness list, no terminal-condition or permanent-unconsciousness trigger, no artificial-nutrition checkbox, no pregnancy provision, no revocation procedure, no state registry, and no statutory duty on a physician to comply or to transfer you to someone who will. None of that exists because the document itself is not a creature of statute.

What actually makes a New York living will work

A New York living will is evidence. Its legal force comes from the Court of Appeals decisions in Matter of Storar and Matter of Eichner, refined in Matter of Westchester County Medical Center, known by the patient's name, O'Connor. The court there set the test:

Every person has a right to life, and no one should be denied essential medical care unless the evidence clearly and convincingly shows that the patient intended to decline the treatment under some particular circumstances. This is a demanding standard, the most rigorous burden of proof in civil cases.

What must be proved is "a firm and settled commitment to the termination of life supports under the circumstances like those presented." The court weighs how persistent the person's statements were, how seriously they were made, and what the surrounding circumstances suggest — all aimed at being satisfied that a recent change of heart is unlikely.

Two practical consequences follow, and they are the whole game in New York.

Write it down. The court described the preferred evidence this way:

The ideal situation is one in which the patient's wishes were expressed in some form of a writing, perhaps a "living will," while he or she was still competent.

The opinion explains that a writing suggests seriousness of purpose and reduces the risk that a life-or-death decision rests on casual remarks. Oral statements can satisfy the standard, but they invite exactly the dispute a writing forecloses.

Be specific about the treatment. This is where O'Connor itself failed. Mrs. O'Connor had told family and a longtime friend, repeatedly and over years, that she never wanted her life prolonged by artificial means and would not want to be a burden. The Court of Appeals still ruled against her daughters, because she had never addressed medically assisted food and water, and had never said she would hold to her view if refusing treatment meant a painful death. General statements about "artificial means" or "no machines" did not clearly and convincingly cover the specific intervention at issue.

Because no statute supplies a checklist, specificity is doing the job that witness and notary formalities do in other states. Name the treatments — mechanical ventilation, CPR, dialysis, antibiotics, tube feeding and IV fluids separately — and name the conditions in which you would refuse each.

What trips people up

• A health care proxy is a different document with different rules. New York's proxy statute has real formalities: it is signed and dated before two adult witnesses who also sign. Those requirements belong to the proxy, not to your treatment instructions, and satisfying them does not make your instructions statutory. Many New York forms combine the two on one page, which blurs a line the law keeps separate.
• Naming an agent is usually the stronger move. Because instructions must clear a demanding evidentiary standard applied after the fact, and an agent can respond to the actual medical situation as it develops, New Yorkers are commonly advised to appoint an agent under the proxy law and to give that agent written instructions to follow. The instructions then guide a decision-maker who already has statutory authority.
• Silence proves nothing against you. Public Health Law § 2989(1) provides that a competent adult's failure to appoint an agent or give instructions "shall create no presumptions regarding the adult's wishes about health care." Not having a document is not evidence that you wanted everything done.
• Out-of-state forms are not automatically recognized. New York has no statute recognizing a treatment instruction valid where executed, because it has no statute on instructions at all. A directive signed in another state is still evidence of your wishes and is judged by the same clear-and-convincing standard; it simply carries no statutory guarantee.
• There is no registry to file with. No New York agency maintains one. Distribution is on you: give copies to your physician, your agent, and your family, and make sure the document is in your medical record where it will actually be found.

Common questions

Is a living will legally valid in New York?

Yes, in the sense that it can be given effect — but as proof of your wishes rather than as a statutory instrument. A court asks whether it clearly and convincingly shows a firm and settled commitment to refuse the specific treatment in circumstances like the ones that have arisen. It is not "invalid" for lacking witnesses or a notary, because no statute imposes those; but a vague one may fail to carry the burden.

Do I need witnesses or a notary?

No statute requires either for a treatment instruction. Many people still sign before two witnesses and sometimes a notary, because doing so evidences seriousness of purpose and deliberation — the very things the clear-and-convincing standard looks for — and because it helps if the document is ever presented outside New York. Treat it as strengthening your proof, not as satisfying a legal formality.

Can I change my mind, and how?

Yes. There is no statutory revocation procedure, so no particular method is required. Because the standard asks whether your commitment was firm and settled and whether a change of heart is unlikely, later contrary statements are directly relevant. If you change your mind, do it the same way you should have made the instruction — clearly, in writing, dated — replace the old document everywhere you distributed it, and tell your agent and physician.

What happens if my family disagrees about what I wanted?

The dispute goes to court, and the court applies the clear-and-convincing standard to the evidence of your own statements. It does not substitute its own view of what quality of life would be acceptable, and it does not simply defer to the family's account — O'Connor is a case in which two daughters testified sincerely about their mother's repeated statements and the court still held the proof insufficient.

Statutes and sources

• N.Y. Public Health Law, chapter 45 of the consolidated laws — the current article index, showing article 29-C (health care agents and proxies), 29-CC (Family Health Care Decisions Act), 29-CCC (nonhospital orders not to resuscitate) and 29-CCCC, and no living-will, declaration, or treatment-instruction article anywhere in the title. New York State Senate, NYS Open Legislation (accessed 2026-08-24).
• N.Y. Public Health Law § 2989 — "Effect on other rights": no presumption arises from failing to appoint an agent or give instructions; the proxy article does not supersede a principal's authority to express instructions about life-sustaining treatment; and the article is not intended to permit suicide, assisted suicide, or euthanasia. New York State Senate, NYS Open Legislation (accessed 2026-08-24).
• Matter of Westchester County Med. Ctr. (O'Connor), 72 N.Y.2d 517 (1988) — New York Court of Appeals; the clear-and-convincing standard, the firm-and-settled-commitment test and its factors, the preference for a writing, and the holding that general statements about artificial means did not cover medically assisted food and water. Court opinion text (accessed 2026-08-24).