Understanding the Difference Between a Will and a Trust in Arizona

Estate planning often involves two commonly discussed tools: a Will and a Trust. While they are sometimes presented as alternatives, they serve different purposes and are designed to function in different ways.

At a basic level, a Will is a document that directs what happens to your property after death. A Trust is a legal arrangement that can hold and manage property during life and after death.

Understanding how each works can help provide a clearer picture of what these tools are designed to do.

What a Will Does

A Will (often called a “Last Will and Testament”) is a document created during your lifetime that sets out your instructions for what should happen after death. It is used to:

• Direct who will receive your property
• Name a personal representative to administer your estate
• Nominate a guardian for minor children

For a Will to be legally valid in Arizona, certain formalities must be followed, such as proper signing and witnessing. If these formalities are not followed, the Will may be deemed invalid and disregarded.

After death, the terms of the Will are carried out by the personal representative. In many cases, this administration occurs within the probate process in the county where the person lived. Probate provides a legal framework for validating the Will, addressing debts, and distributing assets.

Depending largely on the type and value of the assets, this process may be relatively simple and handled through streamlined procedures allowed under Arizona law. For a more detailed explanation of how probate works in Arizona, please see our separate article on probate.

A Will is generally focused on one point in time—what happens after death—and directs how property is distributed.

What a Trust Does

A Will is a document that directs where property goes after death. A Trust is different. It is a legal arrangement where one person (the trustee) holds and manages property for someone else (the beneficiary) under a set of written instructions. Instead of simply transferring assets, a Trust provides a structure for how those assets are handled.

Unlike a Will, a Trust can operate during life and continue after death. The person who creates the Trust sets out instructions for how the property is to be managed and distributed.

In Arizona, a valid Trust generally requires intent to create the trust, a trustee with duties to perform, and identifiable beneficiaries. The trustee is required by law to act in good faith and in the best interests of the beneficiaries.

Most Trusts used in general estate planning are revocable living trusts. The meaning of those terms is simply that a revocable trust can be changed or revoked during your lifetime, allowing flexibility if circumstances or wishes change (as opposed to an irrevocable trust).

A living trust means the trust is created and becomes effective during the lifetime of the person who created it. This is opposed to a testamentary trust that only takes effect after death. These distinctions help explain how and when a Trust operates.

Who Is Involved in a Will or a Trust

Both Wills and Trusts involve naming people to carry out instructions, but the roles are slightly different.

For a Will, the key roles are:

• Testator – the person who creates the Will
• Personal Representative – the person named to administer the estate and carry out the terms of the Will
• Beneficiaries – the people who receive the property

For a Trust, the roles are:

• Settlor (also called Grantor or Trustor) – the person who creates the Trust and sets the instructions
• Trustee – the person who holds and manages the property
• Beneficiaries – the people who benefit from the property

In many cases, especially with revocable living trusts, the same person may serve in more than one role during their lifetime. For example, a person may create the Trust, act as trustee, and be the primary beneficiary while living.

Key Differences Between a Will and a Trust

While both deal with property, they function differently in several important ways:

• Timing
  • Will: Takes effect at death
  • Trust: Can operate during life and after death
• Court involvement
  • Will: Often administered under probate procedures after death
  • Trust: Often administered without court involvement if properly set up
• Incapacity planning
  • Will: Does not manage assets during incapacity
  • Trust: Can provide for management if incapacity occurs
• Function and control
  • Will: Directs distribution of property, often resulting in assets being distributed outright after administration
  • Trust: Holds and manages property under defined instructions and may allow distributions over time or subject to conditions

Because of this, Trusts are sometimes used where there is a need for ongoing management or oversight, rather than a one-time transfer of assets.

When Trusts Are Commonly Considered

Trusts are not necessary in every situation. They are more commonly considered in circumstances such as:

• When there is a need to structure or limit distributions to beneficiaries
• When a person owns real property in more than one state
• When an estate is large enough that federal estate tax planning may be a consideration

Outside of these types of situations, many individuals rely primarily on other planning tools.

Conclusion

A Will and a Trust are both estate planning tools, but they serve different roles.

A Will is a document created during life that directs what happens to property after death, with its terms carried out by a personal representative through an established legal process. A Trust is a structure that allows property to be managed and distributed according to ongoing instructions.

Understanding the basic differences can help provide a clearer picture of how each works, even though the appropriate approach depends on individual circumstances.