Two major U.S. chipmakers recently made investment filings indicating that U.S. government export controls on their chips are intensifying, with additional chips facing restrictions.

Earlier this week, the Trump administration announced that it would be conducting a national security investigation under Section 232 of the Trade Expansion Act of 1962 related to imports of critical minerals and their derivative products.

In a case involving a U.S. Department of Defense designation of Shenzhen DJI Innovation Technology Co., commonly known as DJI, as a "Chinese Military Company," DJI has now filed a motion for summary judgment, arguing that the court should order this designation be removed.

The U.S. government has filed its brief in the litigation over whether Hesai Technology, an electronics company headquartered in Shanghai, should be taken off a blacklist of Chinese military companies.

Yesterday, President Trump announced that he would impose tariffs of 25% on Mexican imports, 25% on Canadian imports for most products (10% on energy products), and 10% on Chinese imports, in an effort to force these countries to take action to stem the flow of fentanyl products to the U.

Yesterday, the U.S. Department of Commerce’s Bureau of Industry and Security (BIS) placed additional Chinese entities on the Entity List, through two separate actions, on the basis of "activities contrary to U.S. national security and foreign policy interests."

As part of its third set of additions in 2025, Beijing added another four U.S. firms to one of its sanction lists.