How to Get Letters Testamentary (and Why You Need Them)
Nearly every institution you deal with while settling an estate will ask for one specific document before they'll talk to you: proof that a court has actually put you in charge. That's what Letters Testamentary — or its no-will counterpart, Letters of Administration — provide.
What they are
Letters Testamentary are issued by the probate court when there's a valid will, formally authorizing the executor named in that will to act for the estate. Letters of Administration are issued instead when there's no will, appointing an administrator to fill the same role. Both documents grant essentially the same authority — the difference is just whether a will existed.
Why institutions require them
Banks, brokerages, and other institutions have no way to verify, on their own, that the person in front of them is actually authorized to act for a deceased person's estate. Letters Testamentary or Letters of Administration is the court's own proof of that authority — typically presented alongside a certified death certificate.
How to get them
File a petition with the probate court in the county where the deceased lived. This is generally submitted along with a certified death certificate, the original will (if one exists), and a preliminary list of the estate's assets.
How long it takes
Commonly anywhere from a few weeks to a few months, depending heavily on the state, how complete the initial filing is, and the local court's case backlog.
Let Estate Assist handle the rest
Estate Assist reads the estate's documents, builds a personalized checklist, and drafts the letters you need — so you're not piecing this together alone.
Start your free action plan →Frequently asked questions
Can I access estate accounts before I have Letters Testamentary?
Generally no — most institutions won't release information or funds to anyone claiming to represent the estate without this court-issued proof of authority first.
What if the deceased died without a will?
The court appoints an administrator instead of an executor and issues Letters of Administration — the process and the resulting authority are essentially the same as Letters Testamentary.
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Content last checked against authoritative sources on July 23, 2026. Rules, thresholds, and procedures change and vary by state and by institution; confirm details specific to your situation before acting. Estate Assist provides general information, not legal, financial, or tax advice.