MO · POA · Updated July 2026 · Free
Missouri Power of Attorney
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Missouri at a glance: Governing Law: Mo. Rev. Stat. § 404.700 et seq. · Notarization: Required · Witnesses: Not statutorily required
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Overview
Powers of Attorney in Missouri
Missouri's Power of Attorney law is codified in the Missouri Revised Statutes. A financial POA must be notarized to be valid and is durable by default if it includes specific durability language.
A separate health care directive is required for medical decisions in Missouri.
Key Facts
Missouri Power of Attorney — Quick Reference
| Requirement | Missouri Rule |
|---|---|
| Governing Law | Mo. Rev. Stat. § 404.700 et seq. |
| Notarization | Required |
| Witnesses | Not statutorily required |
| Durability Language | Required to survive incapacity |
| Medical Decisions | Separate health care directive required |
Legal Requirements
Missouri Legal Requirements
- Must be signed by the principal and acknowledged before a notary public.
- Must include specific durability language to survive the principal's incapacity.
- Agent has fiduciary duties to act in the principal's best interest.
- A separate health care directive is needed for medical decisions.
Governing Laws
Missouri Governing Laws
Mo. Rev. Stat. § 404.700 et seq.
Durable Power of Attorney Law
Governs the creation, effect, and termination of durable powers of attorney in Missouri.
Read the full text of these laws at Cornell Law School's Missouri legal resources or your state legislature's official website.
Questions & Answers
Missouri Power of Attorney — Frequently Asked Questions
Does a Missouri POA need to be notarized?
Yes. Missouri requires a financial POA to be acknowledged before a notary public.
How does a Missouri POA become durable?
The document must include specific language stating that the power of attorney survives the principal's incapacity.
Does a Missouri POA cover healthcare decisions?
No. A separate health care directive is required for medical decisions.