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Sponsored by Sen. Martin Heinrich (D-NM) · 30 active : 1 Republican, 27 Democrats, 2 Independents
Latest action: Read twice and referred to the Committee on the Judiciary.
Banning Unlawful Machinegun Parts Act or the BUMP Act
This bill generally prohibits the import, sale, manufacture, transfer, receipt, or possession of
a device that is primarily designed, or redesigned, to increase the rate of fire when attached to a semiautomatic firearm;
a device, part, or combination of parts that is designed and functions to increase the rate of fire of a firearm; or
a semiautomatic firearm that has been modified to materially increase the rate of fire or to approximate the action or rate of fire of a machine gun.
Additionally, the bill adds to the list of firearms subject to regulation under the National Firearms Act semiautomatic firearms that have been modified to materially increase the rate of fire or approximate the action or rate of fire of a machine gun.
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Members fall into . All 100 senators have enough data to score.
Bars show each input from 0 to 100: ideology gap, scorecard gap, , and the . is the seat’s partisan lean, and shows how much of the input data a score has.
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Ideology is each member’s score. The cluster low on the chart includes the bill’s 31 sponsor and cosponsors in the Senate: they have already committed, so they score as entrenched.
Not applicable in the Senate. There is not enough similar voting history (weight 2.5 of 5.0 needed), so this input is left out of the score rather than counted as missing.