I 
113TH CONGRESS 
1ST SESSION 
H. R. 138 
To prohibit the transfer or possession of large capacity ammunition feeding 
devices, and for other purposes. 
IN THE HOUSE OF REPRESENTATIVES 
JANUARY 3, 2013 
Mrs. MCCARTHY of New York (for herself and Ms. DEGETTE) introduced the 
following bill; which was referred to the Committee on the Judiciary 
A BILL 
To prohibit the transfer or possession of large capacity 
ammunition feeding devices, and for other purposes. 
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 ‘‘Large Capacity Ammu-
nition Feeding Device Act’’. 
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SEC. 2. PROHIBITION ON TRANSFER OR POSSESSION OF 
LARGE CAPACITY AMMUNITION FEEDING DE-
VICES. 
(a) DEFINITION.—Section 921(a) of title 18, United 
States Code, is amended by inserting after paragraph (29) 
the following: 
‘‘(30) The term ‘large capacity ammunition 
feeding device’— 
‘‘(A) means a magazine, belt, drum, feed 
strip, or similar device that has a capacity of, 
or that can be readily restored or converted to 
accept, more than 10 rounds of ammunition; 
but 
‘‘(B) does not include an attached tubular 
device designed to accept, and capable of oper-
ating only with, .22 caliber rimfire ammuni-
tion.’’. 
(b) PROHIBITIONS.—Section 922 of such title is 
amended by inserting after subsection (u) the following: 
‘‘(v)(1)(A)(i) Except as provided in clause (ii), it shall 
be unlawful for a person to transfer or possess a large 
capacity ammunition feeding device. 
‘‘(ii) Clause (i) shall not apply to the possession of 
a large capacity ammunition feeding device otherwise law-
fully possessed within the United States on or before the 
date of the enactment of this subsection. 
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‘‘(B) It shall be unlawful for any person to import 
or bring into the United States a large capacity ammuni-
tion feeding device. 
‘‘(2) Paragraph (1) shall not apply to— 
‘‘(A) a manufacture for, transfer to, or posses-
sion by the United States or a department or agency 
of the United States or a State or a department, 
agency, or political subdivision of a State, or a 
transfer to or possession by a law enforcement offi-
cer employed by such an entity for purposes of law 
enforcement (whether on or off duty); 
‘‘(B) a transfer to a licensee under title I of the 
Atomic Energy Act of 1954 for purposes of estab-
lishing and maintaining an on-site physical protec-
tion system and security organization required by 
Federal law, or possession by an employee or con-
tractor of such a licensee on-site for such purposes 
or off-site for purposes of licensee-authorized train-
ing or transportation of nuclear materials; 
‘‘(C) the possession, by an individual who is re-
tired from service with a law enforcement agency 
and is not otherwise prohibited from receiving am-
munition, of a large capacity ammunition feeding de-
vice transferred to the individual by the agency upon 
that retirement; or 
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‘‘(D) a manufacture, transfer, or possession of 
a large capacity ammunition feeding device by a li-
censed manufacturer or licensed importer for the 
purposes of testing or experimentation authorized by 
the Attorney General.’’. 
(c) PENALTIES.—Section 924(a) of such title is 
amended by adding at the end the following: 
‘‘(8) Whoever knowingly violates section 922(v) shall 
be fined under this title, imprisoned not more than 10 
years, or both.’’. 
(d) IDENTIFICATION MARKINGS.—Section 923(i) of 
such title is amended by adding at the end the following: 
‘‘A large capacity ammunition feeding device manufac-
tured after the date of the enactment of this sentence shall 
be identified by a serial number that clearly shows that 
the device was manufactured after such date of enactment, 
and such other identification as the Attorney General may 
by regulation prescribe.’’. 
Æ 
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