US lawmakers teed up a final vote on Donald Trump's marquee tax and spending bill for Thursday morning after bruising Republican infighting nearly derailed the centerpiece of the president's domestic

The Tax Policy Center, which provides nonpartisan analysis of tax and budget policy, projected the bill would result next year in a $150 tax break for the lowest quintile of Americans, a $1,750 tax cut for the middle quintile, and a $10,950 tax cut for the top quintile. That’s compared to what they’d face if the 2017 tax cuts expired.