Power of Attorney in Texas (2026): Financial, Medical, Limited

A power of attorney is one of the most useful documents in Texas estate planning, and one of the most commonly misunderstood. It lets you name someone — your "agent" — to act for you on financial or medical matters when you can't act for yourself. Get it wrong, or skip it entirely, and the alternative is a court-supervised guardianship. Here's how Texas powers of attorney work in 2026 and what every adult should have in place.

What is a power of attorney in Texas?

A power of attorney is a written authorization signed under Texas Estates Code Chapter 752 (for financial matters) or Texas Health & Safety Code Chapter 166 (for medical matters), giving another person legal authority to act on your behalf. Texas has several types — durable financial, medical, springing, and limited — and most adults need at least the first two.

Why a Power of Attorney Matters

The reason to put a power of attorney in place isn't death. It's incapacity. A stroke at 62, a car accident at 45, a dementia diagnosis at 78 — any of these can leave you unable to sign for yourself while still very much alive.

Without a power of attorney, your family's only option is to ask the court for a guardianship. That means filing a Texas Estates Code Chapter 1101 petition, paying for an attorney ad litem and a court-appointed medical evaluator, attending hearings, and posting bond. Guardianships typically run $5,000 to $15,000 in legal fees, take three to six months to establish, and remain under ongoing court supervision (annual accountings, court approval for major decisions) for the rest of your life.

A pair of powers of attorney drafted in advance — financial and medical — typically costs $300 to $800 to set up and avoids that entire path. The math is rarely close.

Types of Power of Attorney in Texas

Texas recognizes several distinct types of power of attorney, each handling a different problem.

Durable Financial Power of Attorney

Authorized by Texas Estates Code Chapter 752. "Durable" means the document stays effective if and when you become incapacitated — that's the whole point. Your agent can pay bills, manage bank accounts, file tax returns, sell or refinance real estate (if authorized), handle retirement accounts, run a business, and represent you with the IRS and state agencies. The 2017 update to Texas's statutory form added clearer authority categories and made it easier for banks and brokerages to accept the document.

Medical Power of Attorney

Authorized by Texas Health & Safety Code § 166.151. Your agent makes medical decisions on your behalf only when a physician determines you cannot make them yourself. The agent can consent to or refuse treatment, choose providers, transfer you between facilities, and (subject to your prior instructions) discontinue life-sustaining treatment.

Springing Power of Attorney

A variation of either of the above that "springs" into effect only on a triggering event, usually a determination of incapacity by one or two physicians. Texas allows it but most attorneys advise against it. The trigger requires the agent to get the physician's letter before any bank or hospital will recognize the document, which creates exactly the delay you're trying to avoid. The cleaner approach is a durable POA that's immediately effective but only used when needed.

Limited Power of Attorney

A narrow grant — sign one document, close one transaction, manage one account — used for specific tasks. Common when someone is selling a house but can't attend closing, or when a college student wants a parent to handle a specific tax filing.

HIPAA Authorization

Not technically a power of attorney, but commonly drafted alongside one. A HIPAA authorization lets healthcare providers share your medical information with named individuals. Without it, a hospital can refuse to update even a spouse on your condition.

Power of Attorney: Side-by-Side Comparison

What Your Agent Can and Can't Do

A power of attorney is broad, but not unlimited. Your agent must act in your best interest and follow specific Texas rules.

Your agent can:

• Pay bills, sign checks, make deposits and withdrawals
• File and sign tax returns
• Manage investments (within the authority you granted)
• Sell, mortgage, or refinance real estate (if explicitly authorized)
• Consent to or refuse medical treatment (under the medical POA)
• Choose healthcare providers and facilities
• Access your medical records

Your agent cannot:

• Change your will or create a new one
• Vote in elections on your behalf
• Make gifts beyond authority you specifically grant
• Act after your death (the POA expires at death; the executor takes over)
• Engage in self-dealing without explicit authority

The financial POA's standard form includes checkboxes for specific powers — gifting, beneficiary changes, trust amendments — that aren't included by default. If your agent might need any of those, they have to be expressly granted.

Requirements for a Valid Texas Power of Attorney

Texas formal requirements are specific. A document that fails them can be rejected by a bank or hospital exactly when you need it most.

Durable financial POA requires:

• Your signature
• Either two witnesses or a notary acknowledgment (statutory form uses notary)
• Specific durability language: "This power of attorney is not affected by my subsequent disability or incapacity"
• Reference to Chapter 752 to qualify as a statutory form (helps with bank acceptance)

Medical POA requires:

• Your signature
• Either two witnesses (with statutory disqualifications) or a notary acknowledgment
• Specific statutory language under Health & Safety Code § 166.164

The medical POA witness rules disqualify your agent, your relatives, your physician, and the physician's staff from serving as witnesses. The financial POA is more flexible.

When to Update Your Power of Attorney

Even a properly drafted POA can become stale. Update yours when:

• Your named agent dies, moves out of state, or becomes unsuitable
• Your relationship with the agent changes (divorce, falling out, distance)
• Texas updates the statutory form, which has happened several times in the last decade
• Your assets or business interests have changed substantially
• More than five to seven years have passed; banks sometimes balk at older documents

A bank's refusal to accept a properly executed POA is itself addressable. Texas Estates Code § 751.203 lets you sue a non-accepting bank for damages and attorney's fees, but the better strategy is to keep documents fresh and matched to current statutory forms.

Common Mistakes to Avoid

• Using a generic form downloaded from the internet. Texas has its own statutory format. Forms drafted for other states get rejected.
• Naming a single agent with no backup. Always name at least one successor agent. If your primary agent is unavailable or unwilling when the document is needed, the gap matters.
• Granting full powers to someone you wouldn't trust with a checkbook. A financial POA is the keys to the kingdom. Don't pick the convenient person; pick the trustworthy one.
• Confusing the two types. A financial POA does not authorize medical decisions. A medical POA does not authorize financial transactions. You need both.
• Forgetting the HIPAA authorization. Without one, hospitals can refuse to discuss your condition with the very people you wanted involved.

When to Call an Attorney

A power of attorney is one of the most important documents you'll ever sign, and the cost of getting it right is small relative to the cost of getting it wrong. Talk to an attorney when:

• You've never had one drafted and you're 18 or older
• Your existing POA is more than 5 years old
• The named agent is no longer suitable
• You're considering an in-home caregiver, assisted living, or a major financial transition
• You're planning international travel and want to authorize someone to act in your absence
• A bank has rejected your current document and you need a fresh one

Take Action Now

A power of attorney is one of those documents people put off until it's too late. The window to draft one closes the moment you lose capacity — and from that point on, the only option is a court-supervised guardianship. Don't wait.

Dickey Law Group drafts powers of attorney as standalone documents or as part of a complete estate plan. We serve The Woodlands, Spring, Conroe, Tomball, Humble, and Cypress. Schedule a free consultation — most powers of attorney can be drafted, signed, and notarized within a week.