Operations
Blocking & Jamming
The operation of transmitters designed to jam or block wireless communications is a violation of
the Communications Act of 1934, as amended ("Act"). See 47 U.S.C. Sections 301, 302a, 333. The Act
prohibits any person from willfully or maliciously interfering with the radio communications of any
station licensed or authorized under the Act or operated by the U.S. government. 47 U.S.C. Section
333. The manufacture, importation, sale or offer for sale, including advertising, of devices
designed to block or jam wireless transmissions is prohibited. 47 U.S.C. Section 302a(b).
Parties in violation of these provisions may be subject to the penalties set out in 47 U.S.C.
Sections 501-510. Fines for a first offense can range as high as $11,000 for each violation or
imprisonment for up to one year, and the device used may also be seized and forfeited to the U.S. government.
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