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Living Will Requirements in Wyoming

In Wyoming, a power of attorney for health care must be acknowledged before a notary or signed by two witnesses, while an individual health care instruction may be oral or written.

Last checked . General information, not legal advice.

Wyoming at a glance

Name of the document
Advance Health Care Directive
Witnesses
2 witnesses
Or a notary instead of witnesses
Notarization
Instead of witnesses

Sources

Last checked

The rules in Wyoming

What is a living will called in Wyoming?

In Wyoming, the document is called the Advance Health Care Directive.

Does a living will need witnesses in Wyoming?

Wyoming requires two witnesses, or a notary instead.

Does a living will need to be notarized in Wyoming?

Only if you do not use witnesses. Wyoming accepts a notary as an alternative to witnesses.

Where do the Wyoming rules for living wills come from?

They come from Wyo. Stat. Title 35. We last checked them in October 2026. Laws change, so check the current statute before you rely on it.

How Wyoming compares

Wyoming is one of 22 jurisdictions that accept a notary instead of witnesses.

What this means in practice

Give copies to your doctor, your health care agent and close family, and keep the original where it can be found quickly. A living will that nobody can find cannot help.

Many states have rules about who may serve as a witness, for example excluding relatives or your health care providers. Check the statute before you sign.

Review the document after a major diagnosis, a move to another state or a change in your wishes.

General information, not legal advice. Laws change, and cities can add their own rules, so check the current statute before you rely on it.