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HB 2354

prohibited weapon; bump-fire device; accessory

57th Legislature - Second Regular Session Introduced by Patty Contreras and 5 co-sponsors

Arizona bill prohibits bump-fire devices and similar rapid-fire accessories, aiming to limit semi-automatic firearms' ability to fire at automatic weapon speeds.

House Second Reading
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Bill Summary · HB 2354

Legislative bill overview

HB 2354 proposes to prohibit the possession, sale, transfer, and manufacture of bump-fire devices and similar accessories in Arizona. Bump-fire devices are mechanical or electromechanical attachments that allow semi-automatic firearms to fire at rates approaching fully automatic weapons. The bill classifies these devices as prohibited weapons under state law.

Why is this important

Bump-fire devices gained national attention after the 2017 Las Vegas shooting, where a shooter used such devices to fire hundreds of rounds in minutes, killing 60 people. This bill addresses whether Arizona should restrict access to technology that circumvents federal automatic weapon bans, which has become a policy flashpoint in gun regulation debates.

Potential points of contention

  • Second Amendment interpretation: Opponents argue the bill infringes on constitutional rights to modify legally-owned firearms, while supporters contend reasonable restrictions on accessories are permissible
  • Enforcement and definition clarity: Questions about how precisely "bump-fire devices" and functionally similar accessories are defined, which could affect what's actually prohibited and how police enforce it
  • Effectiveness debate: Disagreement over whether banning bump-fire devices meaningfully reduces gun violence, or whether determined actors can simply use alternative methods to achieve rapid fire

Compiled from official sources — confirm details with the bill’s official record.

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