Which Legal and Medical Documents Should Married Couples Have in Place Before a Crisis?

Ross Marino |

You may assume your spouse could step in if you became ill. That often works for ordinary household responsibilities. It becomes less certain when a hospital, bank, brokerage firm, or other institution asks who has authority and how that authority can be proved.

The emotional instinct is understandable: you chose each other, built a life together, and expect to protect one another. The legal system still treats each spouse as an individual with separate wishes, accounts, documents, and periods of possible incapacity.

The core categories to review for each spouse are a durable financial power of attorney, healthcare proxy or power of attorney, living will or advance directive, and will. Related trusts, beneficiary designations, account authorizations, and trusted-contact forms should be coordinated separately, with successors where the role allows.

Does marriage answer every authority question?

Marriage creates important rights, but it is not a universal substitute for signed documents or account-specific authority. Medical providers and financial institutions may recognize different roles and may ask for different evidence. The practical question is not simply, “Are we married?” It is, “What permits this person to act here?”

A healthcare power of attorney or proxy can name someone to make healthcare decisions under the conditions stated in the document. A living will or advance directive records treatment wishes for specified circumstances.[1] The American Bar Association likewise distinguishes the person chosen to decide from instructions that express the patient’s wishes.[2]

Review each spouse separately. Ask who could act, when the role begins, what proof may be requested, and who serves if the spouse cannot. Then make sure both partners know where signed originals or accepted copies are kept.

How do financial and healthcare authority differ?

Spouse named first in both roles

Financial authority

Source
Financial power of attorney and applicable state law

Begins
As the document provides while it remains legally effective

Boundary
Only the financial matters granted

Financial successor

Healthcare authority

Source
Healthcare proxy or power of attorney and applicable law

Begins
When its conditions for covered decisions are met

Boundary
Only covered healthcare decisions

Healthcare successor

One relationship does not merge the roles. Each authority keeps its own boundary and its own named successor.

Which documents govern decisions during life?

A durable financial power of attorney can authorize an agent to handle only the matters the document grants.[3] It may cover selected accounts, property, tax matters, or other financial work. The starting conditions and acceptance process vary, so each spouse should ask the estate-planning attorney how the document operates and what institutions may require.

Healthcare planning involves two separate jobs: naming a decision maker and recording wishes. A healthcare proxy handles the first. A living will or advance directive addresses the second. Permission to receive health information may follow another privacy path, and federal guidance explains when providers may share information with family and friends.[4]

The people named should understand more than the document title. They should know what matters to each spouse, where the document is held, which professionals to contact, and when to ask for help. A successor matters because the first-named spouse may be dealing with the same illness, accident, or travel disruption.

Dovetail Principle: A Plan Is Built on Decisions You Can Stand Behind

Documents work best when they reflect choices each spouse has made and discussed. The people named should understand the responsibility, know where to find the document, and have a successor if they cannot serve.

What can a trusted contact do for an investment account?

A brokerage trusted contact gives the firm another person to reach in specified situations, such as difficulty contacting the account owner or concern about possible exploitation. The role does not allow that person to trade, withdraw money, or control the account.[5]

That designation can be useful, but it does not replace a financial power of attorney. Review both spouses’ accounts, ask which institution-specific forms are available, and keep the contact information current. A familiar name on an account form should never be assumed to carry broader authority.

Which documents matter after death?

A will directs the administration of estate property under applicable law and identifies an executor or personal representative. Beneficiary designations and ownership arrangements may control other assets. A trust may add another path. These documents have different jobs from the powers used during incapacity.[6]

Review each spouse’s will, beneficiary designations, trusts, and property ownership with an estate-planning attorney. Confirm who serves first and who serves as successor. The goal is not only an orderly first death. The surviving spouse also needs a plan that remains workable when the deceased spouse can no longer hold any lifetime role.

How should the couple organize and review the plan?

Create a short inventory for each spouse: healthcare proxy, living will or advance directive, durable financial power of attorney, will, trust documents, beneficiary designations, and account-specific authorizations. Consumer guidance recommends organizing important records and professional contacts before diminished capacity or illness makes the work urgent.[7]

Record where signed originals or accepted copies are held and how the authorized person can obtain them. Tell each named person what the role covers, what it does not cover, and when it may begin. Review the inventory after a move, diagnosis, death, divorce, or major relationship change.

State law and institutional practices vary, so legal guidance belongs in the document work itself. For a one-person household, see Which Legal and Medical Documents Should You Have in Place If You Are Single?

Related Reading: Who Can Manage the Money If the Person Handling It Loses Capacity?

About the author

Ross Marino, CFP®, CeFT®, is the Founder & CEO of Dovetail Financial and creator of Human-First Financial Guidance®. He helps people nearing or living in retirement connect their lives and wealth so that financial decisions become clearer, more personal, and easier to navigate.

Notes

  1. Advance Care Planning: Advance Directives for Health Care, National Institute on Aging, October 31, 2022.
  2. Health Care Decision Making, American Bar Association, November 8, 2023.
  3. Power of Attorney, American Bar Association.
  4. Family Members and Friends, U.S. Department of Health and Human Services, December 23, 2022.
  5. Why You Should Consider Adding a Trusted Contact to Your Account, FINRA, August 25, 2025.
  6. Introduction to Wills, American Bar Association.
  7. Planning for Diminished Capacity and Illness, Consumer Financial Protection Bureau, December 8, 2025.

Disclosure

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