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Federal Investigations

Your Rights During a Federal Search Warrant

What a federal search warrant authorizes, the Fourth Amendment protections behind it, and general considerations if agents arrive to execute one.

By George G. Mgdesyan6 min read

A search warrant allows federal agents to search a specified place for specified items. It is grounded in the Fourth Amendment and governed by Rule 41 of the Federal Rules of Criminal Procedure. This article explains, in general terms, what a warrant authorizes and the protections that surround it.

This article is informational only. It is not legal advice, and reading it does not create an attorney-client relationship. The law changes and every situation is different. Talk with a lawyer about the specific facts of your case.

What a search warrant is

A search warrant is a court order issued by a judge on a showing of probable cause, supported by oath or affirmation. It describes the place to be searched and the persons or things to be seized. These requirements come directly from the Fourth Amendment.

What the warrant defines

A valid warrant is specific. Its terms set the boundaries of what agents may do:

  • The particular location that may be searched.
  • The categories of items that may be seized.
  • A time period within which the warrant must be executed.
  • A requirement to leave a copy of the warrant and an inventory of what was taken.

The Fourth Amendment limits

The Fourth Amendment's particularity requirement is meant to prevent broad, exploratory searches. A search generally must stay within the scope the warrant authorizes - both the place described and the items listed. Questions about whether a search stayed within those limits can become important later in a case.

General considerations during execution

People sometimes ask what they can do while a warrant is being executed. In general terms:

  • A person is not required to answer questions and may say they wish to speak with a lawyer.
  • Interfering with agents carrying out a warrant can carry its own consequences.
  • Asking for a copy of the warrant and the inventory is reasonable.
  • Making a careful, private note of what occurred and what was taken can help counsel later.

After a search

A search can be one of the first visible signs of an investigation. Because what happens next can matter a great deal, many people consult counsel promptly to understand the scope of the inquiry and their options.

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