Republicans will attempt a tax and spending bill that will not require substantial budget cuts, but there may be serious math problems ahead.

Trump’s move to pause all federal grants and loans is a “legitimate exercise of executive oversight,” said House Appropriations Committee Chairman Tom Cole, R-Okla., who is often considered an institutionalist who has insisted upon the importance of Congressional power. “I don’t think putting a hold on things is extraordinary.”

Speaker Mike Johnson’s power within the Republican Party is about to be tested unlike anything he has faced, with Donald Trump’s agenda on the line.