I 
119TH CONGRESS 
1ST SESSION H. R. 2105 
To address the importation and proliferation of machinegun conversion 
devices. 
IN THE HOUSE OF REPRESENTATIVES 
MARCH 14, 2025 
Mr. CASTEN (for himself, Mr. JOHNSON of Georgia, Ms. NORTON, Mrs. WAT-
SON COLEMAN, Ms. GARCIA of Texas, Ms. TITUS, Ms. SCANLON, Ms. 
STEVENS, Mr. NEGUSE, Mrs. FLETCHER, Mr. MAGAZINER, Ms. BALINT, 
Ms. VELA´ZQUEZ, Mr. LANDSMAN, Ms. CHU, Mr. QUIGLEY, Ms. MOORE 
of Wisconsin, Ms. CLARKE of New York, Ms. CROCKETT, Mr. DAVIS of 
Illinois, Mr. GOLDMAN of New York, Ms. BROWN, Mr. LYNCH, Mr. 
AUCHINCLOSS, Mr. KRISHNAMOORTHI, Mrs. FOUSHEE, Ms. SCHRIER, 
Mr. CONNOLLY, and Ms. BROWNLEY) introduced the following bill; which 
was referred to the Committee on Ways and Means, and in addition to 
the Committees on the Judiciary, and Homeland Security, for a period 
to be subsequently determined by the Speaker, in each case for consider-
ation of such provisions as fall within the jurisdiction of the committee 
concerned 
A BILL 
To address the importation and proliferation of machinegun 
conversion devices. 
Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Preventing Illegal 
Weapons Trafficking Act of 2025’’. 
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SEC. 2. DEFINITIONS. 
In this Act— 
(1) the term ‘‘machinegun’’ has the meaning 
given the term ‘‘machine gun’’ in section 5845 of 
the Internal Revenue Code of 1986; and 
(2) the term ‘‘machinegun conversion device’’ 
means any part designed and intended solely and ex-
clusively, or combination of parts designed and in-
tended, for use in converting a weapon into a ma-
chinegun. 
SEC. 3. PREVENTION AND INTERCEPTION STRATEGY. 
(a) STRATEGY.— 
(1) IN
GENERAL.—Not later than 120 days 
after the date of enactment of this Act, the Attorney 
General, the Secretary of Homeland Security, and 
the Secretary of the Treasury shall develop and im-
plement a strategy to prevent or intercept the impor-
tation or trafficking of machinegun conversion de-
vices. 
(2) CONTENTS.—The strategy described in 
paragraph (1) shall include plans to optimize— 
(A) the capacity of Federal law enforce-
ment agencies to detect, intercept, and seize 
machinegun conversion devices; 
(B) the coordination between State and 
local law enforcement agencies and Federal law 
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enforcement agencies, including the Bureau of 
Alcohol, Tobacco, Firearms, and Explosives, the 
Federal Bureau of Investigation, Homeland Se-
curity Investigations, and U.S. Customs and 
Border Protection, when machinegun conversion 
devices are seized at ports of entry; 
(C) efforts by the Bureau of Alcohol, To-
bacco, Firearms, and Explosives to collaborate 
with State and local law enforcement agencies 
to identify and trace machinegun conversion de-
vices used in crimes, including identifying the 
source of the device, whether from a foreign 
country or the United States; 
(D) training programs provided by Federal 
law enforcement agencies to aid State and local 
law enforcement agencies in identifying ma-
chinegun conversion devices; 
(E) the investigation and collection of data 
regarding the origins of machinegun conversion 
devices that are seized at ports of entry or re-
covered by law enforcement agencies in the 
United States in order to identify patterns and 
detect vulnerabilities; and 
(F) the capacity of Federal law enforce-
ment agencies, including the Bureau of Alcohol, 
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Tobacco, Firearms, and Explosives, the Federal 
Bureau of Investigation, and Homeland Secu-
rity Investigations, to detect, intercept, and 
seize domestically produced machinegun conver-
sion devices, including machinegun conversion 
devices produced using 3D printing technology. 
(b) REPORTS.— 
(1) INITIAL REPORT.—Not later than 120 days 
after the date of enactment of this Act, the Attorney 
General, the Secretary of Homeland Security, and 
the Secretary of the Treasury shall submit a report 
on the strategy developed and implemented under 
subsection (a), which shall include relevant statis-
tical information, to— 
(A) the Committee on the Judiciary of the 
Senate; 
(B) the Committee on Homeland Security 
and Governmental Affairs of the Senate; 
(C) the Committee on the Judiciary of the 
House of Representatives; and 
(D) the Committee on Homeland Security 
of the House of Representatives. 
(2) PERIODIC
UPDATES.—Not less frequently 
than once every 2 years, the Attorney General, the 
Secretary of Homeland Security, and the Secretary 
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of the Treasury shall submit to the congressional 
committees described in paragraph (1) an update to 
the report submitted under that paragraph that de-
scribes progress made on the implementation of the 
strategy developed under subsection (a). 
SEC. 4. FORFEITURE OF PROCEEDS FROM MACHINE GUN 
VIOLATIONS. 
Section 5872 of the Internal Revenue Code of 1986 
is amended— 
(1) in subsection (a), by inserting ‘‘, and any 
proceeds derived from the illegal trafficking of a ma-
chine gun,’’ after ‘‘provisions of this chapter’’; and 
(2) by adding at the end the following: 
‘‘(c) ILLEGAL TRAFFICKING OF A MACHINE GUN.— 
For purposes of subsection (a), the term ‘illegal trafficking 
of a machine gun’ means the making, manufacture, impor-
tation, exportation, or transfer of a machine gun in viola-
tion of the provisions of this chapter or any regulations 
prescribed under this chapter.’’. 
SEC. 5. GUN TRAFFICKING REPORT. 
The Attorney General shall include information about 
machinegun conversion devices in the annual firearms 
trafficking report announced by the President on April 7, 
2021, including— 
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(1) the number of crimes in which machinegun 
conversion devices are used; and 
(2) whether the machinegun conversion devices 
recovered from crimes described in paragraph (1) 
are manufactured in the United States or a foreign 
country. 
Æ 
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