PANews reported on December 31 that according to Cointelegraph, the U.S. Internal Revenue Service (IRS) issued new regulations requiring digital asset platforms, including decentralized exchanges (DEX), to disclose user transaction information and crypto asset sales revenue starting in 2027. The Blockchain Association and the Texas Blockchain Commission filed a lawsuit, claiming that the rule is unconstitutional and violates the Administrative Procedure Act, which may have a serious impact on the U.S. digital asset sector.