By Steve Holland and Christian Martinez
"He doesn't love the proposal," the U.S. official said, referring to Trump.
Earlier in the day, Trump discussed the proposal with his top national security aides. The U.S.-Iran conflict remains in a stalemate with energy supplies from the region reduced.
Iranian sources earlier on Monday said the proposal would set aside discussion of Iran's nuclear program until the war has ended and disputes over shipping from the Gulf are resolved. Washington has said nuclear issues must be dealt with from the outset.
Work to bridge gaps between the U.S. and Iran has not halted, sources from mediator Pakistan have said.
But hopes of reviving peace efforts have receded since Trump announced this weekend he had scrapped a visit by his special envoy Steve Witkoff and son-in-law Jared Kushner to Islamabad, the Pakistani capital.
(Reporting by Steve Holland and Nandita Bose; Editing by Caitlin Webber)

The Malta-flagged tanker Agios Fanourios I, an oil tanker that sailed through the Strait of Hormuz, arrives in Iraq’s territorial waters off Basra,Iraq April 17, 2026. REUTERS/Mohammed Aty