H.R. 4221: Undetectable Firearms Modernization Act
Overview
This bill is known as the Undetectable Firearms Modernization Act and aims to update the existing Undetectable Firearms Act of 1988. The goal of the modernization is to enhance regulations concerning firearms that are nearly undetectable by security equipment used in public places, such as airports.Key Provisions
The bill introduces several amendments to Section 922(p) of title 18 of the United States Code, which pertains to undetectable firearms.Definitions and Changes
Modification of Terminology
The bill revises the definitions within the law to clarify what constitutes an undetectable firearm. It replaces the language that described undetectable parts and materials with more precise terms, focusing on any firearm part that does not contain detectable material.Detection Criteria
It changes the criteria for what makes a firearm undetectable. The previous wording that involved comparisons to the "Security Exemplar" is removed and replaced with clearer language that emphasizes the absence of detectable materials in various firearm components.Major Components Defined
The bill defines "major components" of firearms, specifically identifying elements such as the slide, cylinder, frame, or receiver. For rifles and shotguns, the bill includes the barrel as a major component.Detectable Material
The bill establishes a definition for detectable material, specifying it as materials that create a magnetic field strength equivalent to a certain amount of stainless steel. This establishes a measurable standard for detection.
Prototypes and Exceptions
Prototypes Included
The term “firearm” is expanded to include prototypes, thereby bringing any prototype weapons under the same regulations as standard firearms.Exceptions Clarified
The bill clarifies exceptions to the undetectable firearms prohibition. It states that the law does not apply to firearms that are in the possession of the federal government or those manufactured or imported by licensed manufacturers under contract with the U.S. government.
Conclusion on the Act's Purpose
The central purpose of the Undetectable Firearms Modernization Act is to strengthen the regulations surrounding firearms that could evade security systems, thereby enhancing public safety in various transportation and public venues.Relevant Companies
None found.This is an AI-generated summary of the bill text. There may be mistakes.
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Sponsors
1 sponsor
Actions
2 actions
| Date | Action |
|---|---|
| Jun. 27, 2025 | Introduced in House |
| Jun. 27, 2025 | Referred to the House Committee on the Judiciary. |
Corporate Lobbying
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