A power of attorney lets one person act on behalf of another in legal and financial matters
A power of attorney is a legal document that gives another person — called an agent or attorney-in-fact — the authority to make decisions and sign documents on your behalf. The person who creates the power of attorney is called the principal. Once signed and notarized, the agent can handle tasks you specify without needing your signature every time, and in some cases without your involvement at all.
What your agent can actually do depends entirely on what you write into the document. You might give them authority over just your bank account, or over nearly every financial and legal decision you own. You can also set an expiration date, require them to report to you regularly, or make the power of attorney take effect only if you become unable to make decisions yourself.
The key point: you control the scope. A power of attorney is not a blank check. It is a tool you design to fit your specific situation.
Key Takeaways
- A power of attorney can authorize your agent to manage bank accounts, pay bills, sell property, file taxes, and handle insurance — but only the specific tasks you list in the document.
- A durable power of attorney remains valid even if you become incapacitated, while a non-durable one ends if you lose mental capacity.
- A springing power of attorney does not take effect until a specific event occurs, usually your incapacity, as confirmed by a doctor.
- Your agent has a legal duty to act in your best interest and keep records of what they do with your money and property.
- You can revoke a power of attorney at any time as long as you are mentally capable of doing so.
Financial and banking tasks your agent can handle
If you grant your agent authority over your finances, they can deposit and withdraw money from your bank accounts, pay your bills, manage investments, and access your safe deposit box. They can also explore for loans in your name, refinance existing debt, and handle tax matters like filing returns or working with the IRS on your behalf.
This is useful if you are traveling for an extended period, managing a chronic illness, or preparing for the possibility that you may not be able to handle finances later. Many people name a spouse or adult child as their agent for this reason — so that person can keep the household running if something happens to you.
Your agent cannot use these powers for their own benefit unless you explicitly allow it. If they do, they can be sued and forced to repay what they took. Banks and investment firms will ask to see the power of attorney document before they let your agent act, so keep a copy easily accessible.
Real estate and property decisions
With the right language in your power of attorney, your agent can buy, sell, or refinance real estate on your behalf. They can also lease property, collect rent, make repairs, and handle property taxes and insurance. If you own a business, they may be authorized to manage it, sign contracts, or sell it.
Real estate transactions are high-stakes, so many people limit this authority carefully. You might give your agent power to manage rental property but not to sell your home, or to handle only a specific piece of land. Some people create a separate power of attorney just for real estate to keep it distinct from their general financial authority.
Title companies and real estate attorneys will verify the power of attorney before closing any deal, so the document must be clear and properly notarized. If there is any ambiguity about whether your agent has the power to do a particular transaction, the deal may stall until it is resolved.
Healthcare decisions and medical authority
A healthcare power of attorney (sometimes called a healthcare proxy or medical power of attorney) is separate from a financial power of attorney. It authorizes your agent to make medical decisions if you cannot — choosing doctors, approving surgery, deciding on life support, and accessing your medical records.
This is not the same as a living will, which states your wishes about end-of-life care. A healthcare power of attorney gives your agent the power to make decisions based on your values and what they think you would want, even if your wishes were never written down. Hospitals and doctors will ask to see the document before they let your agent make decisions.
You can name the same person as your agent for both financial and healthcare matters, or different people. Many people choose a family member they trust completely for healthcare decisions, even if they name someone else to handle money.
The difference between durable, non-durable, and springing powers of attorney
A durable power of attorney stays in effect even if you become mentally incapacitated — unable to make decisions yourself. This is the type most people create, because the whole point is usually to have someone who can act for you if you cannot. The document must explicitly say it is durable, usually with language like "This power of attorney shall not be affected by the principal's subsequent incapacity."
A non-durable power of attorney ends automatically if you lose mental capacity. It is useful only if you need someone to act for you while you are still able to make decisions — for example, while you are out of the country or temporarily unable to handle a specific task. Once you become incapacitated, the document is no longer valid.
A springing power of attorney does not take effect until a specific event happens, usually your incapacity. The document names a doctor or doctors who must confirm that you can no longer make decisions before the agent's authority kicks in. This appeals to people who want to keep control now but may support someone can act for them later. However, springing powers of attorney can create delays and disputes about whether you are actually incapacitated, so some people avoid them.
Limits on what your agent can do
Your agent cannot use the power of attorney to change your will, create a new will, or make gifts of your property unless you explicitly authorize gifts in the document. They also cannot vote on your behalf in elections, make decisions about your personal care (like where you live) unless you give them that authority, or act after you revoke the power of attorney.
Some states restrict what agents can do with retirement accounts, life insurance, and transfer-on-death accounts. Banks and investment firms sometimes have their own rules about what powers they will honor. Always check with the specific institution before assuming your agent can access an account.
Your agent also has a legal duty to act honestly, keep records of what they do, avoid conflicts of interest, and act only within the scope of authority you gave them. If they violate this duty, family members or a court can hold them accountable.
How to create and revoke a power of attorney
To create a power of attorney, you write or use a template that describes what authority you are giving your agent. The document must be signed in front of a notary public in most states. Some states require witnesses as well. You do not need a lawyer, though having one review the document is a good idea if your finances are complex or if you want to set unusual conditions.
Once it is notarized, give copies to your agent, your bank, your doctor's office, and anyone else who might need to see it. Keep the original in a safe place — a safe deposit box, home safe, or with your lawyer.
You can revoke a power of attorney at any time as long as you are mentally capable of making that decision. To revoke it, write a revocation letter, have it notarized, and give copies to your agent and anyone who has a copy of the original power of attorney. Destroying the original document alone is not enough — institutions may still have copies.
When to name someone as your agent
Choose an agent you trust completely, because they will have significant power over your money and decisions. Many people name a spouse, adult child, or sibling. Some name a professional, like a lawyer or accountant, if they do not have a family member they trust or if their finances are very complex.
You can name more than one agent — either to act together (requiring both to sign) or separately (either one can act alone). Acting together provides more oversight but can slow things down if the agents disagree. Acting separately is faster but offers less protection against misuse.
Before you name someone, talk to them. Make sure they are willing to take on the responsibility and understand what authority you are giving them. If you do not tell them, they may not realize they have been named until they need to act.
Frequently Asked Questions
Can my agent use the power of attorney to give themselves money or property?
Not unless you explicitly allow it in the document. If they do, they are breaking the law and can be forced to repay it. Some people do authorize their agent to pay themselves a reasonable fee for their work, which is legal as long as it is written into the power of attorney.
What happens to the power of attorney when I die?
It ends when ready. Your agent no longer has any authority. Your will and estate take over, and your executor (named in your will) handles your property and debts. The power of attorney is only for while you are alive.
Can I have a power of attorney and still make my own decisions?
Yes. A power of attorney does not take away your authority — it adds your agent's authority alongside yours. You can still sign documents, spend money, and make decisions yourself unless you choose not to. Your agent acts in addition to you, not instead of you, unless you become incapacitated.
Do I need a lawyer to create a power of attorney?
No, but it is a good idea if your situation is complicated. Many states provide templates online, and you can fill one out yourself and have it notarized. However, a lawyer can make sure the language covers everything you want and that it will be accepted by banks and other institutions.
Can my agent act before I am incapacitated?
Yes, if the power of attorney is not springing. A regular durable power of attorney takes effect as soon as it is signed, so your agent can start using it right away. A springing power of attorney does not take effect until you become incapacitated.