What’s the Difference Between a Living Will and a Health Care POA in SC?

Many South Carolina residents assume that having one end-of-life document means they are fully covered. In reality, a living will and a health care power of attorney serve two distinct purposes, and relying on just one of them can leave dangerous gaps in your medical planning. Understanding how these documents work, and how they work together, is one of the most important steps you can take for yourself and your family.

What Is a Living Will in South Carolina?

A living will in SC is a written directive that tells doctors your wishes about life-sustaining treatment if you cannot speak for yourself.

South Carolina law formally calls this document a Declaration of a Desire for a Natural Death. It is governed by the South Carolina Death with Dignity Act, found at S.C. Code Ann. § 44-77-10 et seq. Under this statute, a valid living will allows you to instruct physicians to withhold or withdraw life-sustaining procedures when you have a terminal condition or are in a state of permanent unconsciousness and cannot make decisions on your own.

A few important points about what a living will does:

• It applies only when you are in a terminal condition or permanently unconscious.
• It must be dated and signed in the presence of an officer authorized to administer oaths and two qualified witnesses, one of whom may be the officer. The witnesses must meet specific statutory requirements.
• It speaks for you only on the specific issue of life-sustaining treatment.
• Physicians must follow it once your attending doctor determines it applies.

The document gives you a voice in the room even when you physically cannot speak. But it has a clear limitation: it only addresses the narrow question of whether to continue or discontinue life-sustaining treatment. It does not appoint anyone to make broader medical decisions on your behalf.

What Is a Health Care Power of Attorney in SC?

A health care POA in SC appoints a trusted person to make all medical decisions for you if you become incapacitated, not just end-of-life choices.

South Carolina’s Health Care Power of Attorney is authorized under S.C. Code Ann. §§ 62-5-503 and 62-5-504. Section 62-5-503 establishes the requirements for a health care power of attorney, while § 62-5-504 provides the statutory form. Through this document, you name an agent to make health care decisions for you when you are unable to make those decisions yourself, subject to the authority and limitations provided in the document and South Carolina law. That includes situations far short of a terminal diagnosis.

Your agent can authorize surgeries, consent to medications, access your medical records, and communicate with your care team. The authority is broad and flexible, which is precisely the point. Life does not always present us with clean, predictable medical crises. Accidents, sudden illness, or cognitive decline can leave you temporarily or permanently unable to make decisions, and your agent handles all of it.

To satisfy South Carolina’s statutory requirements, a health care POA must:

• Be dated and signed by the principal, or signed on the principal’s behalf in the principal’s presence and at the principal’s direction
• Be witnessed by at least two qualified witnesses who meet specific statutory requirements
• Include the required notarial attestation
• Name an agent who is at least 18 years old and of sound mind and who meets the statutory requirements for serving as an agent

Choosing the right agent matters as much as the document itself. This person must be someone you trust to follow your values, communicate with medical providers, and make difficult calls under pressure.

How These Two Documents Work Together

Together, a living will and health care POA can address both who may make health care decisions for you and your wishes concerning certain types of treatment, including life-sustaining treatment.

Think of it this way: the health care POA names your decision-maker, and the living will gives that person, and your medical team, clear guidance about your end-of-life wishes. The health care POA primarily addresses who may make health care decisions for you if you become unable to make them yourself, while a living will provides specific instructions concerning life-sustaining treatment in the circumstances covered by the declaration.

When both documents are in place, your agent has clear direction to follow in terminal situations and broader authority to handle everything else. Without specific written instructions about your end-of-life wishes, your health care agent may have to make difficult decisions about treatment based on your known wishes, values, and the authority granted in the health care POA. Without a health care POA, your living will can still provide instructions concerning life-sustaining treatment, but it does not appoint your own chosen health care agent to make broader health care decisions on your behalf.

Common Misconceptions About These Documents

Many people confuse a health care POA with a financial power of attorney, but the two cover completely different areas of your life.

A financial POA authorizes someone to manage your bank accounts, property, and financial transactions. A health care POA covers only medical decisions. You may need both, but they are separate documents with separate legal requirements.

Some people also believe that a spouse or adult child automatically has legal authority to make medical decisions for them. While a spouse or adult child does not have the same authority as a person specifically appointed as a health care agent, South Carolina’s Adult Health Care Consent Act establishes a statutory order of priority for certain people to make health care decisions when a patient is unable to consent and no higher-priority decision-maker is available. Depending on the circumstances, that list can include a spouse, adult child, parent, adult sibling, grandparent, or certain other relatives. A health care POA allows you to designate your own health care agent rather than relying on that statutory hierarchy.

Completing these documents while you are healthy and clear-minded is far easier than waiting until a crisis forces the conversation.

Talk to an Estate Planning Attorney in Simpsonville

The Law Office of Rhett Burney works with individuals and families in Simpsonville and throughout the Upstate to prepare advance directives that reflect their actual wishes. We can help you draft a living will, a health care power of attorney, or a combined advance directive that gives your family and medical providers the clarity they need when it matters most.

To schedule a consultation, call us at 864-689-4482 or contact us through our website.

Last updated: September 2026