Democratic Sen. Cory Booker of New Jersey began speaking around 7 p.m. on Monday to protest Trump policies and didn't stop till after 8 p.m. on Tuesday.

A final plan could be circulated as soon as Tuesday night amid unanswered accounting questions and concerns from deficit hawks.

Senate Republicans are fully embracing the strategy of plowing ahead on President Trump's "one, big beautiful bill" by bypassing the parliamentarian on a crucial accounting matter. Why it matters: Senate leadership and Trump want to make the 2017 tax cuts permanent without having to account for how much it would add to the deficit.

Donald Trump urged his fellow Republicans in the U.S. Senate to vote against a measure rebuking his tariff policy that is tied to the fentanyl emergency the president declared involving Canada. "Republicans in the Senate MUST vote to keep the National Emergency in place,

A loss on the Senate floor Tuesday would represent the most significant Republican rebuke of Trump's second term.

President Donald Trump on Tuesday called on the Senate to keep the United States' tariffs on Canada in place -- hours before Democrats in the upper chamber could potentially force a vote aimed at blocking the president from imposing tariffs on the ally country.