Letters Testamentary and Letters of Administration are court-issued documents showing that a probate court has appointed a personal representative, the person authorized by the court to handle an estate during probate. The name on the document and the type of appointment matter because a will alone doesn’t serve as the court’s proof of appointment. Letters Testamentary are generally issued when there’s a valid will that names an executor. Letters of Administration are generally issued when there’s no will, or when the person named as executor cannot serve. In California, the document is issued on Judicial Council form DE-150, “Letters (Probate).” When an estate includes a house, Letters are generally the primary proof a bank, title company, escrow holder, or buyer will want to see before treating someone as authorized to act for the estate. Your probate attorney can explain what authority applies in your case.
If you’re hearing these terms while dealing with an inherited house, it’s normal for them to sound more formal than they are. Think of “Letters” as the probate court’s official document identifying who it has appointed to represent the estate — not a letter in the everyday sense, but a court form.
The difference between the two
The terms are closely related. Both refer to court-issued probate documents connected to a personal representative. The difference is generally based on whether there’s a valid will and who the probate court appoints.
Letters Testamentary are generally issued when there’s a valid will that names an executor. An executor is the person named in a will to manage the estate through probate. “Testamentary” refers to a will, sometimes called a last will and testament.
Letters of Administration are generally issued when there’s no will, or when the person named as executor cannot serve. In that situation, the probate court may appoint an administrator — a personal representative appointed by the court when an executor isn’t serving under a will.
Both terms describe the court’s appointment document. They don’t mean the same thing as being a beneficiary (someone named to receive property under a will or trust), and they don’t mean the same thing as being named in a will — a will can name an executor, but the court-issued Letters are the document that generally shows a court appointment has actually been made in the probate case.
This distinction becomes practical when a bank, title company, escrow holder, or buyer needs to know who can speak or sign for an estate. The answer usually isn’t based only on who has a copy of the will — it depends on the court record and the appointment documents connected with it.
For a broader overview of the process, see the California probate process.
What the California Letters document is
In California probate matters, the Letters document is issued on a Judicial Council form commonly known as form DE-150, “Letters (Probate).” The form identifies the probate case, the estate, and the type of appointment reflected by the document.
The form may identify an appointment as an executor or an administrator — in plain language, it records the probate court’s appointment of the personal representative for that estate. It’s part of the court-filed probate record, not a private document created by family members.
The document can contain details that matter to people working with the estate, including:
- The name of the person who died (called the decedent in probate documents)
- The name of the appointed personal representative
- The probate court case information
- Whether the appointment is connected with Letters Testamentary or Letters of Administration
- Information concerning the scope of authority shown in the appointment documents
The exact meaning of any item on a court form depends on the case and the related court orders — a form may look straightforward while still carrying legal consequences that aren’t obvious from a quick reading. It’s best not to treat a court form as a do-it-yourself checklist or assume it answers every question about the estate.
General California probate and trust real-estate education. Not legal, tax, title, appraisal, or court advice. Talk with a qualified professional about your situation.
If you encounter unfamiliar probate language, the full glossary can help you translate common terms into plain English.
Why Letters matter with a house
When an estate includes a house, people often want to know who’s authorized to deal with the property. A home can involve many moving parts at once: insurance, maintenance, access, title questions, buyer conversations, escrow documents, and family communication.
In a probate matter, Letters are generally the primary proof a bank, title company, escrow holder, or buyer will want to see before treating someone as authorized to act for the estate. That doesn’t mean the document automatically answers every question about a proposed sale — it does mean the court appointment document is commonly important when third parties need to verify who represents the estate.
For example, a title company may need to review the probate documents before it can assess how title should be handled in a transaction. An escrow holder may need documentation before preparing estate-related signing instructions. A buyer may want confirmation that the person communicating about the house is the person the court has appointed.
Those are practical transaction questions — separate from the legal advice your probate attorney provides about what the estate can do and what documents may be needed in your particular matter.
A will is not the same as Letters
A will may name you as executor — that’s meaningful information. But being named in a will is not the same thing as holding Letters Testamentary.
The will reflects the deceased person’s written nomination of an executor. Letters Testamentary are the probate court’s document showing that it has appointed a personal representative in the probate case.
The same basic distinction applies when there’s no will. A family member may expect to serve as administrator, or relatives may agree that one person should handle the estate — but family expectations are different from the probate court’s appointment record.
That difference is often where confusion begins. Families may understandably use the words “executor,” “administrator,” “heir,” “beneficiary,” and “person handling things” interchangeably in everyday conversation. Probate uses those words more specifically:
- Executor — a person named in a will to manage the estate through probate
- Administrator — a person appointed by the probate court when an executor isn’t serving under a will
- Personal representative — the general probate term for an executor or administrator appointed by the court
- Heir — a person who may inherit under California law when there’s no will
- Beneficiary — a person named to receive property under a will or trust
Knowing these distinctions can make conversations with your attorney, title company, and listing agent easier to follow.
Letters and authority are separate questions
Letters can show different scopes of authority — an important point, especially when the estate includes real property.
The existence of Letters doesn’t, by itself, answer every question about what may happen with an estate-owned house. The appointment, court orders, estate circumstances, and applicable probate rules can all matter — it’s not safe to assume every personal representative has the same authority in every probate case.
One related concept is the Independent Administration of Estates Act, often shortened to IAEA — a California probate concept concerning the authority and process that may apply to estate administration. It’s related to probate real-estate sales, but it’s separate from the basic question of what Letters Testamentary or Letters of Administration are.
This guide is intentionally not a guide to IAEA authority. For that topic, see full vs. limited authority under IAEA.
A real-estate agent can help you prepare, market, and manage the property sale after the authorized representative and the attorney have established the appropriate path. Your agent should work alongside your attorney, not replace the attorney’s role in interpreting court documents or probate requirements.
What this guide does not cover
This page doesn’t tell you how to file a probate petition, request an appointment, complete court forms, attend a hearing, or interpret a court order. Those are court-process and legal matters for your probate attorney.
You may see online articles that reduce probate to a series of forms and deadlines — that approach can make a complicated process look easier than it is. Probate cases differ, and the documents, family circumstances, property title, will, and authority questions can differ too.
Your attorney can advise you about the probate process, the documents in your case, and the meaning of any appointment or court order. Your title and escrow professionals can address the transaction documents and title requirements relevant to a proposed sale.
As a licensed listing agent, Alex Gonzalez can work with the authorized executor, administrator, or successor trustee and coordinate with the attorney and transaction team — helping prepare the home for market, developing a pricing and marketing plan, and managing the listing and escrow process within the authority established for the matter. That’s different from giving legal, court, tax, title, or appraisal advice.
If you’re located outside California while handling a California estate, see out-of-state executors for related practical context.
Probate and trust are different paths
Letters Testamentary and Letters of Administration are probate documents — not trust documents.
A living trust is a legal arrangement in which property may be held and managed by a trustee. If a house is held in a living trust, the person handling the property may be a successor trustee rather than a court-appointed personal representative. That difference matters because probate and trust administration are distinct processes — a trust sale doesn’t use Letters Testamentary or Letters of Administration the way a probate estate does.
If you’re trying to understand which broad path may be involved, see is your house in probate or in a trust?
A simple way to remember it
If you’re feeling buried in probate terms, here’s the short version:
- Letters Testamentary generally refer to the court-issued appointment document when there’s a valid will naming an executor
- Letters of Administration generally refer to the court-issued appointment document when there’s no will, or the named executor can’t serve and the court appoints an administrator
- Both are forms of Letters connected with the probate court’s appointment of a personal representative
- Being named in a will is not the same as holding the court-issued Letters
- The document may be important practical proof for banks, title companies, escrow holders, and buyers
- The scope of authority shown in probate documents is a separate issue — IAEA is one related concept, and your attorney can advise on the documents and rules that apply
You don’t need to become a probate expert to understand the basic vocabulary — just enough context to know what people are referring to, what questions belong with your attorney, and why estate-related real-estate transactions often require careful coordination.
Common questions
What is the difference between Letters Testamentary and Letters of Administration?
Letters Testamentary are generally issued when there’s a valid will that names an executor. Letters of Administration are generally issued when there’s no will, or when the person named as executor cannot serve. In that case the probate court may appoint an administrator.
Is being named in a will the same as having Letters?
No. A will may name you as executor, but being named in a will is not the same as holding Letters Testamentary. Letters are the probate court’s document showing that it has appointed a personal representative in the probate case.
Why do Letters matter when selling an inherited house?
In a probate matter, Letters are generally the primary proof a bank, title company, escrow holder, or buyer will want to see before treating someone as authorized to act for the estate. That doesn’t automatically answer every question about a proposed sale, so your probate attorney advises on what the estate can do.
Related reading
- The California Probate Process
- Full vs. Limited Authority Under IAEA
- How Long Does Probate Take in California?
- Is Your House in Probate or in a Trust?
- Serving as Executor From Out of State
- Full glossary
We work with your attorney, not around them. Alex Gonzalez does not provide legal, tax, title, appraisal, or court advice. The role is to represent the authorized executor, administrator, or successor trustee as a licensed listing agent once that authority is established.
For a low-pressure place to start organizing, get the Inherited Property Checklist — no obligation.
Sourced facts used on this page
| Fact | Primary source | Last reviewed |
|---|---|---|
| California’s Letters document is issued on Judicial Council form DE-150, “Letters (Probate)” | California Judicial Council, DE-150 | Reviewed by Alex Gonzalez, October 8, 2026 |