High-Capacity Ammunition Magazine Ban of 2013

[AI summary unavailable — showing source text] High-Capacity Ammunition Magazine Ban of 2013 - Amends the Brady Handgun Violence Prevention Act to prohibit the importation, sale, manufacture, transfer, or possession, in or affecting interstate or foreign commerce, of a large capacity ammunition feeding device. Defines a "large capacity ammunition feeding device" to: (1) mean a magazine, belt, drum, feed strip, or similar device that has an overall capacity of, or that can be readily changed to accept, more than 10 rounds of ammunition; and (2) exclude an attached tubular device designed to accept, and capable of operating only with, .22 caliber rimfire ammunition. Provides exemptions for: (1) devices lawfully possessed before this Act's enactment; (2) federal, state, and local agencies and law enforcement officers; (3) licensees under the Atomic Energy Act for on-site security, off-site training, and transportation of nuclear materials; and (4) authorized testing or experimentation by a licensed firearms manufacturer or importer. Requires a device manufactured after this Act's enactment to be identified by a serial number and the date it was manufactured conspicuously engraved or cast on the device. Sets penalties for…