Firearms - Guides - Importation & Verification of Firearms - National Firearms Act Definitions - Silencer

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Firearms Verification

National Firearms Act Definitions

26 U.S.C. § 5845(a)(7)

For the purposes of the National Firearms Act the term Silencer is defined in 18 U.S.C. § 921(a)(24)

The term “Firearm Silencer” or “Firearm Muffler” means any device for silencing, muffling, or diminishing the report of a portable firearm, including any combination of parts, designed or redesigned, and intended for the use in assembling or fabricating a firearm silencer or firearm muffler, any part intended only for use in such assembly or fabrication.

Image of cut-away and expanded views of a firearms silencer

Note: Any device that meets the definition as stipulated above in 18 U.S.C. § 921(a)(24) is also subject to controls as defined in the National Firearms Act, 26 U.S.C., Chapter 53

Last Reviewed April 26, 2018