POA is short for power of attorney — a legal document that lets you give someone else permission to act on your behalf

POA stands for power of attorney. It is a written legal document in which you (called the principal) authorize another person (called the agent or attorney-in-fact) to make decisions or sign documents for you. The agent can handle financial matters, medical decisions, property sales, or other tasks you specify — depending on what type of POA you create and what powers you grant.

You do not need to be in court or involved in a lawsuit to use a POA. It is straightforward a way to let someone you trust act in your place. The agent does not have to be a lawyer, despite the word "attorney" in the name.

Key Takeaways

  • A power of attorney is a document you sign that gives another person legal permission to act or make decisions on your behalf.
  • The person you authorize is called your agent or attorney-in-fact, and does not have to be a lawyer.
  • Different types of POA grant different powers — some cover only finances, others cover medical decisions, and some cover everything.
  • A POA can take effect when ready when you sign it, or only if you become unable to make decisions yourself (called a springing POA).
  • You can revoke a POA at any time as long as you are mentally capable of doing so.

The three main types of power of attorney

General power of attorney gives your agent broad authority over your finances and property. They can pay bills, manage bank accounts, sell real estate, and handle most financial matters. This type usually ends if you become incapacitated, unless you specify otherwise.

Durable power of attorney stays in effect even if you become mentally or physically unable to make decisions. This is the type most people use for long-term planning. It can cover finances, healthcare, or both, depending on what you write into the document.

Healthcare power of attorney (also called a medical POA or healthcare proxy) lets your agent make medical decisions for you if you cannot. They can consent to treatment, refuse treatment, access your medical records, and make end-of-life decisions based on your wishes.

Some states also recognize a springing power of attorney, which only takes effect if a specific event happens — usually if a doctor certifies that you are no longer able to make decisions for yourself. Until that event occurs, your agent has no authority.

What your agent can and cannot do

Your agent's powers depend entirely on what you write into the document. You can give them authority over everything, or you can limit them to specific tasks — for example, "sell my house" or "manage my investment accounts only." The more specific you are, the clearer the boundaries.

Your agent cannot do anything outside the powers you grant them. If your POA covers only finances, your agent cannot make medical decisions. If you limit them to selling one property, they cannot sell another. Banks, hospitals, and other institutions will only honor the powers listed in your document.

Your agent also has a legal duty called a fiduciary duty. This means they must act in your best interest, keep your money separate from theirs, keep records of what they do, and be honest about their actions. Violating this duty can result in legal consequences.

When you might need a power of attorney

Many people create a POA as part of their estate planning, even if they are healthy. If you become seriously ill, injured, or mentally incapacitated, a POA lets your chosen person handle your affairs without going to court. Without one, your family may have to ask a judge to appoint a guardian or conservator, which is slower and more expensive.

A POA is also useful if you travel frequently, own property in another state, or have complex finances. Your agent can handle routine matters while you are away or unavailable. Some people create a POA specifically for a limited time — for example, to let someone manage their affairs while they are deployed overseas or undergoing surgery.

If you have minor children, a POA does not cover guardianship decisions. You need a separate guardianship document or will to name who should care for your children if you cannot.

How to create a power of attorney

Requirements vary by state, but most POAs must be in writing and signed by you in front of a notary public. Some states require witnesses as well. You cannot create a valid POA if you are not mentally capable of understanding what you are signing.

You can use a template form from your state bar association, a legal document service, or an attorney. Templates are cheaper but may not cover your specific situation. An attorney costs more but can make sure the document is tailored to your needs and valid in your state.

Once you sign the document, give copies to your agent, your bank, your healthcare providers, and anyone else who might need to see it. Keep the original in a safe place and tell your agent where to find it.

How to end a power of attorney

You can revoke a POA at any time as long as you are mentally capable. Revocation must be in writing, and you should notify your agent, your bank, and anyone else who has a copy. Some states require you to file the revocation with the court or record it with the county clerk, especially if the POA covers real estate.

A POA also ends automatically in certain situations. A general POA ends if you become incapacitated (unless it is durable). A durable POA ends when you die. A springing POA ends when the condition that triggered it no longer exists, or when you die.

If your agent dies, becomes incapacitated, or refuses to serve, the POA becomes invalid unless you named a successor agent in the document. You can then create a new POA with a different agent.

Common mistakes people make with power of attorney

Choosing the wrong agent is one of the biggest mistakes. Your agent should be trustworthy, organized, and willing to take on the responsibility. Many people name a family member out of obligation rather than judgment, which can lead to problems later.

Being too vague about powers is another common error. If you write "manage my finances," your agent might not know whether they can sell your house, change your investments, or make gifts. The more specific you are about what they can and cannot do, the fewer disputes arise.

Not telling anyone where the document is kept is also a problem. If you become incapacitated and no one knows where your POA is, it cannot be used. Keep copies with your agent, your attorney, and in a safe deposit box or home safe.

Frequently Asked Questions

Does a power of attorney let someone take control of my money without my permission?

Only if you give them that power in writing. Your agent can only do what the POA document says they can do. If you are still capable of making decisions, you can override your agent's actions or revoke the POA entirely. Your agent also has a legal duty to act in your best interest, not their own.

What is the difference between a power of attorney and a will?

A POA takes effect while you are alive and lets someone act on your behalf. A will takes effect after you die and says who gets your property. You can have both. A POA does not replace a will, and a will does not replace a POA.

Can I create a power of attorney online?

You can fill out a template online, but you still have to print it, sign it in front of a notary, and follow your state's rules about witnesses. Some online services handle the notarization step for you, but the document must still be signed and witnessed according to your state's law.

What happens to my power of attorney if I move to a different state?

Most states honor a POA created in another state, but some have specific rules about how it must be worded or notarized. If you move permanently, it is safer to create a new POA that follows your new state's requirements, especially if the document covers real estate.

Can my agent use my power of attorney to make gifts to themselves?

Not without your permission. Your agent has a fiduciary duty to act in your best interest. If they use your money to benefit themselves without your consent, you can sue them for breach of fiduciary duty. Some states allow agents to make gifts only if the POA specifically permits it.