A power of attorney (POA) is one of the most important legal documents you can sign. It grants someone else the authority to act on your behalf - financially, medically, or legally. Because of its significance, most states require a POA to be notarized to be valid.
Why Does a Power of Attorney Need to Be Notarized?
Notarization serves several critical functions for a power of attorney:
- Verifies the identity of the person granting power (the "principal")
- Confirms they are signing willingly and are mentally competent
- Provides a layer of fraud prevention
- Makes the document legally enforceable in most jurisdictions
- Creates a record in the notary's journal
Types of Power of Attorney
General POA
A general power of attorney grants broad authority over financial and legal matters. It is automatically revoked if the principal becomes incapacitated, which is an important limitation to understand before choosing this type.
Durable POA
A durable power of attorney works the same as a general POA but remains in effect if the principal becomes incapacitated. This is the most common type of POA because it provides continuity of decision-making when the principal can no longer act for themselves.
Medical/Healthcare POA
A medical or healthcare power of attorney grants authority to make healthcare decisions on the principal's behalf. It is also called a healthcare proxy or advance directive in some states. This is especially important for end-of-life care planning and medical emergencies.
Limited/Special POA
A limited or special power of attorney grants authority for a specific transaction or time period. For example, you might use a limited POA to authorize someone to sell your car while you're overseas or to sign closing documents on a home purchase in your absence.
Financial POA
A financial power of attorney specifically covers financial matters like banking, investments, and tax filing. This is often used when the principal wants to delegate financial management without granting broader legal authority.
Requirements for Notarizing a Power of Attorney
- The principal (person granting power) must be present and sign in front of the notary
- The principal must be mentally competent (the notary can refuse if they suspect diminished capacity)
- Valid government-issued photo ID for the principal
- Some states require one or two witnesses in addition to notarization
- The agent (person receiving power) does NOT need to be present for the signing
- The document should name the agent, specify the powers granted, and state whether it is durable
Can You Notarize a Power of Attorney Online?
Remote Online Notarization (RON) is accepted for POA in many of the states that authorize RON. However, some states have restrictions on using RON for healthcare directives or durable POA. Check with your state's requirements before proceeding.
Financial institutions that will rely on the POA may also have preferences about how it was notarized. When in doubt, contact the institution beforehand to confirm they will accept an online-notarized POA. You can also explore online notary platforms for more details on the process.
POA for Someone in a Hospital or Care Facility
This is one of the most common urgent notary scenarios. A mobile notary can come to the hospital, nursing home, or assisted living facility to handle the signing in person.
Critical: the principal must still be mentally competent at the time of signing. A notary cannot notarize a POA for someone who is unconscious, heavily sedated, or lacks capacity. If there is any doubt, the notary may ask to speak with the principal privately to assess their understanding. Plan ahead whenever possible - do not wait until a medical crisis to prepare this document.
Common Issues and Mistakes
- Waiting too long - you cannot notarize a POA after the principal loses capacity (for non-durable POA)
- Not having witnesses - some states require them in addition to notarization
- Signing before the appointment - the principal must sign in the notary's presence
- Using the wrong form - make sure the form meets your state's specific requirements
- Not specifying durability - always state whether the POA is durable or non-durable
- Confusing POA with guardianship - guardianship and conservatorship require court involvement and are a separate legal process
Where to Get a Power of Attorney Notarized
- Banks - often free for customers, but may not notarize competitor's loan documents
- Mobile notary - ideal for hospital or home scenarios where the principal cannot travel. Find a mobile notary
- Online notarization - check state rules for your specific POA type. Explore online notary options
- Walk-in locations - UPS Stores, shipping centers, and other walk-in notary locations
For a full list of documents that require notarization, read our guide to documents that need notarization. For pricing information, see how much does a notary cost.