US Customs and Border Safety (CBP) has performed an enforcement motion to grab Bitcoin mining application-specific built-in circuits (ASICs) at US port entry factors after receiving route from the Federal Communications Fee (FCC).
The crackdown expanded to incorporate machines produced by MicroBT and Canaan after Bitmain’s Antminer S21 and T21 fashions have been first stopped final yr.
CBP seizes Bitcoin mining models for violating AI chip commerce restrictions
In keeping with studies, the CBP held the models as a result of they contained AI chips from Sophgo, a chip agency that at the moment faces commerce limitations. The broader examination performed by CBP has seized additional Bitmain models, thus escalating authorities motion past earlier fall detainments.
An affected firm reported the seizure of apparatus value $5 million. On January 10, 2025, CBP despatched this firm a letter concerning the seizure of 1 “BITMAIN S21 PRO 200TH CRYPTOCURRENCY MINING MACHINE” at San Francisco Worldwide Airport.
The letter used US authorized code provision 19 USC 1595a(c)(2)(A) to help the seizure as a result of the tools functioned as unauthorized communications gear whereas failing to satisfy FCC regulatory requirements.
US customs crackdown disrupts Asian ASIC producers
In keeping with business sources, nearly all Asian ASIC producers at the moment are going through customs clearance issues. Bitmain, the world’s largest Bitcoin mining tools producer with an 80% market share, is amongst these affected.
The corporate relocated its manufacturing capability out of China after the primary wave of Trump tariffs in 2018. In the meantime, Canaan and MicroBT have extra direct relationships with the US market; Canaan is a Nasdaq-listed firm, whereas MicroBT builds a few of its merchandise in U.S. factories.
Regulators more and more give attention to cryptocurrency mining {hardware} whereas imposing American commerce restrictions and communications guidelines. Trade members pay shut consideration to the present developments as a result of they have an effect on how mining tools enters and is distributed all through the US.
In different developments, a blast in Bandar Puncak Alam metropolis, Malaysia, has unearthed an unlawful Bitcoin mining operation, uncovering one other instance of crypto-related energy theft within the nation.
An area resident requested for assist after smoke and flames got here out of a home on Lorong Cekara Purnama. After placing out the fireplace, investigators discovered a reasonably refined unlawful setup of 9 Bitcoin mining rigs, blower followers, and a D-link router all hooked into an unauthorized energy provide.
The unlawful mining setup provides to Malaysia’s rising drawback with crypto-related energy theft, a problem authorities have struggled to handle.


