The Trump administration is expected to send dozens of letters to countries that have not made a trade deal, warning them that higher tariffs could kick in next month.

Steep tariff rates are set to go back into effect after a 90-day pause on the April 2 rates that rocked the stock market.

Tariffs will revert back to their April 2 rates on Aug. 1 for countries that fail to nail down new trade deals with the United States, Treasury Secretary Scott Bessent said Sunday, just three days before the Trump administration’s initial July 9 deadline for tariffs to return.

U.S. President Donald Trump on Sunday said some trade deals had been made with trading partners and letters would go out to other countries notifying them of higher tariff rates. Commerce Secretary Howard Lutnick told reporters that the higher tariffs would take effect on August 1,