The Senate passed President Donald Trump’s signature tax-and-spending legislation on a party-line vote that marks the largest overhaul to the tax code since 2017.

The so-called "One, Big Beautiful Bill" passed on July 1 on a 51-50 vote after three Republicans defected, requiring Vice President JD Vance to break the tie in a dramatic flourish and send the bill back to the House for final approval but where the outcome remains uncertain.