| Click the State for detailed information | Witnessing and notary requirements for each state. (States may use terms other than Living Will and Health Care Proxy shown here). | Citation |
| Alabama | Two witnesses. Not valid if pregnant. | |
| Alaska | Living Will needs no witnesses. Two witnesses are required for a health care proxy. | |
| Arizona | One witness and notary are required for a living will or for a health care proxy | |
| Arkansas | Living will and health care proxy needs two witnesses. Not valid if pregnant. | |
| California | Living will needs two witnesses, but is not valid if pregnant. Health care proxy requires two witnesses OR a notary. | |
| Colorado | Living will requires two witnesses, but is not valid if pregnant. Health care proxy does not require any witnesses. | |
| Connecticut | Health care proxy and living will require two witnesses, whose signatures must be notarized. Not valid if pregnant. | |
| Delaware | Health care proxy and living will need two witnesses. | |
| DC | Health care proxy and living will need two witnesses. | |
| Florida | Health care proxy and living will need two witnesses. | |
| Georgia | Health care proxy and living will need two witnesses. Living will is not valid if pregnant. | |
| Hawaii | Living will needs two witnesses, and is not valid if pregnant. Health care proxy requires two witnesses, or notary. | |
| Idaho | Living will needs two witnesses, and is not valid if pregnant. Health care proxy requires two witnesses OR a notary seal. | |
| Illinois | Living will requires two witnesses. Not valid if pregnant. One witness needed for health care proxy. | |
| Indiana | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| Iowa | Two witnesses OR a notary required for a living will. Not valid if pregnant. Health care proxy requires two witnesses OR a notary seal. | |
| Kansas | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| Kentucky | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| Louisiana | Living will and health care proxy require two witnesses. | |
| Maine | Living will and health care proxy require two witnesses.. | |
| Maryland | Living will and health care proxy require two witnesses. | |
| Massachusetts | No provision for a living will. Two witnesses required for a health care proxy. | |
| Michigan | No provision for a living will. Two witnesses required for health care proxy. | |
| Minnesota | A notary or two witnesses needed for a health care living will. Not valid if pregnant. Two witnesses or a notary are needed for durable health care proxy. | |
| Mississippi | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| Missouri | Living will requires two witnesses, but is not valid if pregnant. Health Care Proxy requires a notary or two witnesses. | |
| Montana | Living will requires two witnesses. | |
| Nebraska | Living will requires two witnesses or a notary. | |
| Nevada | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| New Hampshire | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| New Jersey | Living will and health care proxy require two witnesses OR a notary public OR to be signed in front of a lawyer. | |
| New Mexico | Living will and health care proxy require no witnesses. | |
| New York | Living will requires two witnesses. Health care proxy requires two witnesses. | |
| North Carolina | Living will and health care proxy require two witnesses and a notary public. | |
| North Dakota | Living will needs two witnesses. Not valid if pregnant. Health care proxy needs two witnesses. | |
| Ohio | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| Oklahoma | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| Oregon | Living will and health care proxy require two witnesses. | |
| Pennsylvania | Living will needs two witnesses, but is not valid if pregnant. Health care proxy requires two witnesses. |
Pennsylvania Code website (selected statutes) |
| Rhode Island | Living will requires two witnesses, but is not valid if pregnant and if the fetus could develop for a live birth. Health care proxy requires two witnesses. | |
| South Carolina | Living Will requires two witnesses and a notary. Health care proxy requires two witnesses. | |
| South Dakota | Living Will requires two witnesses. Not valid if pregnant. Health Care Proxy needs two witnesses or a notary. | |
| Tennessee | Living will requires two witnesses. Health Care Proxy requires two witnesses. A notary is optional. | |
| Texas | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| Utah | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| Vermont | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| Virginia | Living will and health care proxy require two witnesses.. | |
| Washington | Living Will requires two witnesses, but is not valid if pregnant. Health Care Proxy does not require, but does recommend witnesses. | |
| West Virginia | Living will and health care proxy require two witnesses and a notary. | |
| Wisconsin | **The forms generated by this site are likely not legally valid for advance directive documents. Please click the link for specific forms. | |
| Wyoming | Living will requires two witnesses, but is not valid if pregnant. Health Care Proxy requires two witnesses and a notary. |