Treasury Targets US Investments Over $50,000 in China, Russia

The U.S. Treasury Department proposed a rule Thursday that would restrict American investments exceeding $50,000 in China, Russia, North Korea and other "countries of concern." The threshold means the rule aims at deal-making capital, not retail portfolios — ordinary stock purchases by Americans are excluded from its scope.

The proposal covers hypersonic systems capable of traveling at five times the speed of sound, supercomputing, biotechnology and artificial intelligence. Treasury adopted President Donald Trump's preferred term for AI, "superintelligence" or SI, in the rule's language.

The rule implements the Comprehensive Outbound Investment National Security Act, a law Congress passed in December 2025 that codified and expanded an earlier program. That program began in 2023, when then-President Joe Biden signed an executive order restricting outbound U.S. investments in semiconductors, quantum computing and artificial intelligence flowing into China. Treasury then established the Outbound Investment Security Program. The 2025 law broadened the target list to more technologies and more countries, adding Cuba, Iran, North Korea and Russia.

What does the rule change in practice?

The $50,000 floor and the exclusion of many financial investments, including stock purchases, define the rule's actual reach. Compliance, not enforcement, is the immediate burden. Jason Chipman, a former Justice Department lawyer who specializes in cybersecurity, investment rules and export controls as a partner at WilmerHale, said the new rule "will require more substantial compliance programs to manage risk."

Craig Singleton, a senior fellow at the Foundation for Defense of Democracies, said the proposal "sends an important signal to markets that Washington is tracking where U.S. capital is flowing and what capabilities it is helping build." The screening of outbound investments, Singleton said, "recognizes that capital can accelerate military-relevant capabilities just as surely as technology transfer can." A signal, however, is not a sanction — Treasury will hear public comments before issuing a final rule, and the proposed text could still shift.

How did Washington get here?

The U.S. government has worked for years to deny China and other adversaries investments that could strengthen their military power. The effort accelerated through successive administrations and culminated in the December 2025 statute.

The timing of the Russia provision is notable. Treasury published the proposal days after President Trump waived sanctions on Russia following a diesel deal with President Vladimir Putin. The rule and the waiver pull in opposite directions; Treasury has not reconciled the two in public.

Ryan Majerus, a former U.S. trade official now a partner at King & Spalding, cautioned against reading too much into Thursday's announcement. "It's just the first step in a fairly long process to get to changes which presumably will be more enforcement-minded, to put more teeth behind the outbound investment program," he said. In plain words: the rule tells markets what is coming, but the penalties arrive later.

How did Beijing respond?

The Chinese Foreign Ministry said the U.S. should abide by the principles of a market economy and stop interfering in normal economic and trade cooperation between businesses. Asked about the proposal to add biotechnology to the restricted list, spokesperson Mao Ning said: "Overstretching the concept of national security, taking discriminatory measures against specific countries, and artificially restricting trade, economic and investment activities serve no one's interests." She added that China will closely monitor developments and take necessary measures to safeguard its interests.

Is enforcement already happening?

Yes, and one case sets the scale. In July, the Treasury Department issued a $200,000 fine against a U.S.-based company for failing to report a $92,500 investment in a Chinese artificial intelligence and robotics company made by one of its subsidiaries. The fine ran at more than double the size of the undisclosed deal itself — a measure of how costly paperwork failures can become.

The broader context is a years-long economic and technology rivalry between the world's two biggest economies. Since Trump's first term, Washington and Beijing have restricted exports of sensitive technology and critical products — China's rare earth minerals and America's advanced computer chips — and have slapped tariffs on each other's goods. Trump and Chinese President Xi Jinping agreed last year to ease tensions while negotiating, a temporary truce they extended last month into January.

That truce now coexists with an expanding investment-screening regime. If the final rule keeps its current scope, U.S. firms writing checks above $50,000 into Chinese or Russian AI, biotech, supercomputing or hypersonics will need compliance programs built for a regime Treasury intends to make more enforcement-minded over time.