Republican leaders are aiming for quick negotiations over needed changes to the newly unveiled Senate tax bill which lacks the votes to secure majorities in both chambers as written.

U.S. lawmakers appear primed for a tax-bill showdown with the Senate’s proposed version of the “big, beautiful” act challenging the House version of the bill on several key tax measures.

The Senate GOP’s sweeping tax bill would keep a popular property tax deduction limited to $10,000, drawing the ire of lawmakers from high-tax states.