Nonpartisan analysts say the wealthiest Americans would see the biggest benefits from the bill, while lower-income people would effectively see their incomes drop.

On July 3, Fitzpatrick was the only Republican opposed to the rule that set up a straight up-or-down vote on the Senate's version of the bill. The near unanimity came after Trump hosted skeptical lawmakers at the White House to answer their questions, worked the phones overnight and cheered the vote through social media.