U.S. Senate scrutiny of crypto ties broadens with call to investigate presidents’ sons

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Senate crypto probe on presidents’ sons

Highlights

Senator John Curtis called for a Senate Judiciary Committee investigation into whether presidential family ties enable private financial benefit or preferential crypto industry access.
Curtis requested subpoenas for Donald Trump Jr. and Hunter Biden, citing Trump Jr.'s cryptocurrency ventures, CFTC-regulated advisory roles, and acceptance of wedding gifts from Russian oligarch Umar Kremlev.
Congressional scrutiny intensified after Democrats blocked the Digital Asset Market Clarity Act, citing concerns over Trump's $1.4 billion crypto-related earnings in 2025 and insufficient new ethics provisions.

Senate letter targets family business ties

As reported by Cointelegraph, citing Senator John Curtis, the Utah Republican sent a Monday letter to Senate Judiciary Committee Chair Chuck Grassley and ranking member Dick Durbin requesting an investigation into whether presidential family relationships are being used for private financial benefit, preferential treatment or access by domestic and foreign interests.

He also asked the committee to issue subpoenas for Donald Trump Jr. and Hunter Biden. Curtis specifically cited Donald Trump Jr.’s involvement in family-backed cryptocurrency ventures, advisory roles with prediction market platforms that fall under Commodity Futures Trading Commission oversight, and his acceptance of wedding gifts from Russian oligarch Umar Kremlev. President Trump said last week that his son had repaid Kremlev for what Donald Trump Jr. and his wife described as a generous wedding gift.

Curtis made a parallel case for examining Hunter Biden, pointing to what he described as substantial business with foreign entities and instances in which the connection to the presidency was invoked or understood to provide value. In his letter, Curtis said the inquiry should establish the facts, determine whether ethics, disclosure or anti-corruption laws apply, and identify reforms needed to prevent the presidency from becoming a vehicle for private enrichment.

Crypto bill deadlock adds political pressure

The push arrives as Congress continues to wrestle with crypto market structure legislation. Senate Republicans last week failed to win enough Democratic support to pass the Digital Asset Market Clarity Act, a bill intended to set rules for the digital asset industry.

Some Democrats said one reason for withholding support was concern that Trump is using crypto to turn the presidency into a profit-generating machine. The president disclosed that he earned $1.4 billion from ventures tied to digital assets in 2025, while Republicans said he had agreed to stronger ethics provisions affecting his crypto investments before the vote.

Democrats argued those measures still did not go far enough to address corruption risks. The latest call from Curtis, who is serving his first Senate term and is not up for reelection until 2030, broadens pressure over the intersection of crypto policy, family business interests and federal ethics oversight.

Our earlier coverage examined how U.S. regulators moved to fill the policy gap after the Digital Asset Market Clarity Act stalled in the Senate. We noted the SEC and CFTC began advancing crypto oversight using existing authority, while the industry pushed for clearer standards to support investment and deeper ties with traditional finance.

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