Application of the Definition of Machinegun to "Bump Fire" Stocks and Other Similar Devices

President Trump directs the Department of Justice to expedite its regulatory review and propose a rule banning bump fire stocks and similar devices that convert legal weapons into machineguns, following the 2017 Las Vegas mass shooting. The memorandum commits to following formal rulemaking procedures while seeking swift action.

Federal Register Open PDF 83 FR 7949

Impact dates

Date TBD
Propose for notice and comment a rule banning bump stock devices

Key directives

Dedicate all available resources to complete review of public comments received
Propose for notice and comment a rule banning all devices that turn legal weapons into machineguns
Keep the President regularly apprised of progress

Who is ordered

Attorney General · Department of Justice

Timeline

Immediate

DOJ directed to dedicate all available resources to complete comment review

Near term (90d)

DOJ to propose for notice and comment a rule banning bump stock devices

Long term

Final regulation implementing bump stock ban; potential legal challenges to rulemaking

Risks & tensions

Vague timeline: 'as expeditiously as possible' lacks hard deadline, creating implementation uncertainty
Rulemaking process may face delays from judicial challenge or OIRA review
Framing criticizes Obama Administration's prior legal conclusions, introducing political dimension to technical regulatory action
Potential tension between 'swift and decisive action' and commitment to procedural regularity