EU widens HTX sanctions, can bar crypto providers by country

The European Union placed Huobi Global S.A., the legal entity behind HTX, under a transaction ban in its 21st sanctions package, adopted July 23. From Aug. 23, EU-based firms and individuals will be prohibited from transacting with the entity. The measures do not include an asset freeze on Huobi Global S.A.

The package adds a mechanism that allows Brussels to prohibit transactions between EU operators and crypto providers across an entire third country when that jurisdiction hosts platforms used to help Russia evade sanctions. The authority targets services in jurisdictions identified as facilitating circumvention.

Britain designated Huobi Global on May 26 and imposed an asset freeze and restrictions on providing funds or other economic resources to the company. UK authorities reported that a major global crypto exchange had channeled more than $1.5 billion toward entities linked to the Kremlin; blockchain intelligence firm TRM Labs identified that exchange as HTX. After the UK designation, some other exchanges warned customers that transfers involving HTX could trigger additional scrutiny.

HTX disputed a link between the online exchange and the Swiss-registered listed entity, describing the listed company as distinct from the platform. Justin Sun, an adviser to HTX, described the exchange as fully compliant with applicable laws and cooperating with law-enforcement agencies.

TRM Labs reported on July 21 that HTX rapidly rotated hot wallets and funding addresses across Tron, Ethereum, BNB Smart Chain and Solana in the weeks after the UK action. Some addresses were active for only hours before being replaced. That turnover reduced the usefulness of static blocklists and complicated automated screening systems built around fixed address lists.

TRM recommended that firms monitor transaction patterns, funding relationships and other on-chain behavior to link newly activated wallets to known platforms. The firm noted that funds one or two transaction hops removed from a sanctioned platform can still prompt compliance inquiries as firms trace origin and destination.

Blockchain investigator ZachXBT described the resulting on-chain “tainting” as catastrophic: “Basically now I’ve had to ignore the sanctions category when tracing cases by exposure since ‘risk’ itself has become meaningless.” He also criticized screening tools for failing to distinguish activity that occurred before a sanctions designation from transactions that followed it.

The EU package extends transaction restrictions to 14 crypto-related service platforms located in Georgia, Panama, the United Arab Emirates, the Marshall Islands, Kyrgyzstan and Belarus. The bloc also added four designations tied to the A7 cross-border payments network and identified A7 Nigeria and A7 Africa among the entities covered. Investigators have linked parts of the A7 network to Ilan Shor and to Promsvyazbank, a Russian state-owned lender.

A7 operates a ruble-backed stablecoin, A7A5, used as a settlement vehicle within the network. The network expanded into Lagos and Harare and processed large volumes after other platforms were targeted in 2025, according to blockchain analysis.

The EU’s new authority allows it to follow shifts in infrastructure beyond individual exchanges by potentially prohibiting transactions between EU operators and crypto providers across a jurisdiction that hosts platforms used to bypass sanctions. Regulators and compliance teams will need to trace cross-chain flows and successor services rather than rely only on fixed address lists when screening for exposure.