Skip to main content
S 2475 115th Congress Senate Crime and Law Enforcement Firearms and explosives Manufacturing Retail and wholesale trades Trade restrictions

BUMP Act

Introduced: February 28, 2018 See on congress.gov
This bill died when the 115th Congress ended
It never became law before the 115th Congress (2017–2018) adjourned, and bills don't carry over to the next Congress. It would have to be reintroduced. You can still save it for reference, but it won't receive updates.
 Everywhere this bill has been 2 steps
Introduced
In committee
Reported out
Passed House
Passed Senate
To President
Became law
Feb 28, 2018
Read twice and referred to the Committee on Finance.
Feb 28, 2018
Introduced in Senate
 Ask about this bill AI · grounded in the bill text

Have a question about what this bill does? Ask in plain English; the answer is drawn from the bill's actual text and official record, and it'll tell you when something isn't in the text rather than guess.

AI answers can be imperfect; always confirm against the full bill text.

 Plain-English summary Congressional Research Service

Banning Unlawful Machinegun Parts Act of 2018 or the BUMP Act

This bill amends the federal criminal code to generally prohibit 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 increase the rate of fire.

Additionally, the bill amends the Internal Revenue Code to add semiautomatic firearms to the list of firearms subject to regulation under the National Firearms Act.

What's happening now February 28, 2018

Read twice and referred to the Committee on Finance.

 Bill text 1 version

Source documents hosted by congress.gov.

 Committees of jurisdiction 1
Cite this page click to expand
APA
U.S. Congress. (2026). S. 2475: BUMP Act. 115th Congress. Open America. https://openamerica.io/bill/115-S-2475/
MLA
"S. 2475: BUMP Act." 115th Congress, 2026, Open America, https://openamerica.io/bill/115-S-2475/.
Bluebook (legal)
S. 2475, 115th Cong. (2026), https://openamerica.io/bill/115-S-2475/.
Markdown link
[S. 2475: BUMP Act](https://openamerica.io/bill/115-S-2475/)
Report a problem