Closing the Bump Stock Loophole Act of 2021

To regulate bump stocks in the same manner as machineguns. 1. Short title This Act may be cited as the Closing the Bump Stock Loophole Act of 2021 2. Bump stocks (a) In general Section 5845 (1) in subsection (a), by striking and (8) a destructive device. (8) a destructive device; and (9) a bump stock. (2) by adding at the end the following new subsections: (n) Bump stock The term bump stock (1) Any manual, power-driven, or electronic device that is designed such that when the device is attached to a semiautomatic weapon, the device eliminates the need for the operator of a semiautomatic weapon to make a separate movement for each individual function of the trigger and— (A) materially increases the rate of fire of the semiautomatic weapon, or (B) approximates the action or rate of fire of a machinegun. (2) Any part or combination of parts that is designed and functions to eliminate the need for the operator of a semiautomatic weapon to make a separate movement for each individual function of the trigger and— (A) materially increases the rate of fire of a semiautomatic weapon, or (B) approximates the action or rate of fire of a machinegun. (3) Any semiautomatic weapon that has been modified in any way that eliminates the need for the operator of the semiautomatic weapon to make a separate movement for each individual function of the trigger and— (A) materially increases the rate of fire of the semiautomatic weapon, or (B) approximates the action or rate of fire of a machinegun. (o) Semiautomatic weapon The term semiautomatic weapon (1) utilizes a portion of the energy of a firing cartridge or shell to extract the fired cartridge case or shell casing and chamber the next round, and (2) requires a separate function of the trigger to fire each cartridge or shell. . (b) Amendments to title 18 (1) Section 921(a) of title 18, United States Code, is amended— (A) in paragraph (3), by striking muffler or firearm silencer muffler, firearm silencer, or bump stock (B) by adding at the end the following: (36) The term bump stock 26 U.S.C. 5845(n) . (2) Section 922 of title 18, United States Code, is amended— (A) in each of subsections (a)(4) and (b)(4), by inserting bump stock, machinegun (B) in subsection (o)— (i) in paragraph (1), by inserting or bump stock (ii) in paragraph (2)— (I) in subparagraph (A), by striking or (II) in subparagraph (B), by striking the period and inserting ; or (III) by adding at the end the following: (C) the otherwise lawful possession of a bump stock that, on or before the date that is 1 year after the date of the enactment of this subparagraph, is registered to the possessor in accordance with section 5841 . (c) Effective date (1) In general The amendments made by this section shall take effect on the date of the enactment of this Act. (2) Application to possession on date of enactment Notwithstanding paragraph (1), any person on the date of the enactment of this Act possessing a bump stock as defined in section 5845(n) section 5841

Summary: Closing the Bump Stock Loophole Act of 2021 This bill subjects bump stocks to regulation under federal firearms laws. Specifically, the bill adds bump stocks to the list of firearms subject to regulation (e.g., registration and licensing requirements) under the National Firearms Act. Additionally, it includes bump stocks in the list of firearms subject to regulation (e.g., background check requirements) under the Gun Control Act of 1968.