House bill · 119th Congress · Latest step: Introduced

Cell-Site Simulator Warrant Act of 2025

H.R. 4811Introduced Jul 29, 2025Policy area: Crime and Law Enforcement

Official title: To amend title 18, United States Code, to regulate the use of cell-site simulators, and for other purposes.

Sponsor: Rep. Ted Lieu D-CA

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Where it went

IntroducedJul 29, 2025
Committee action—
Passed House—
Passed Senate—
To the President—
Became law—

Latest action: Jul 29, 2025 — Referred to the Committee on the Judiciary, and in addition to the Committees on Intelligence (Permanent Select), Armed Services, and Energy and Commerce, for a period to be subsequently determined by the Speaker, in each case for consideration of such provisions as fall within the jurisdiction of the committee concerned.

Cost and committee reports

Official records Congress.gov attaches to H.R. 4811.

Constitutional authority statementThe sponsor’s statement of where the Constitution gives Congress the power to pass this bill. Statement by Mr. LIEU, as printed in the Congressional Record (Vol. 171, No. 130, July 29, 2025, Page H3664):
U.S. Const., Art. 1, Sec. 8
Source: Congress.gov, Congressional Record July 29, 2025 ↗
Evidence
Field in the Congress.gov record
constitutionalAuthorityStatementText
Statement length
27 characters
Congress.gov bill record
H.R. 4811, 119th Congress
Congress.gov API record
https://api.congress.gov/v3/bill/119/hr/4811
Record last updated by Congress.gov
May 27, 2026
PORKER copy retrieved
September 13, 2026
Stored copy, SHA-256 of the file
57986e87cece2cdb693341840a30ba124971a31a3cd84d023dcf83fa9d2a2c59
PORKER shows the statement exactly as printed, with the page markup removed. It is the sponsor’s claim; it is not a legal finding.

Congress.gov’s record for this bill does not list a CBO cost estimate or a committee report (as of May 27, 2026). Not every bill gets one.

Sent to: Intelligence (Permanent Select) Committee, Armed Services Committee, Energy and Commerce Committee, Judiciary CommitteeBills with a CBO estimate Bills with a committee report See it in the Data Web

From the Congress.gov bill record for H.R. 4811, last updated May 27, 2026. PORKER’s copy was retrieved September 13, 2026 and is refreshed nightly. Open “Evidence” on any line for the record, field and file fingerprint.