Two weeks after President Donald Trump’s sweeping tax bill passed the House with razor-thin margins, the Senate has begun to tinker with the legislation’s architecture. Some are now warning that changes in that chamber could cause the edifice to collapse.

As the Republican-controlled U.S. Senate mulls changes to President Donald Trump's "One Big Beautiful Bill Act," one House Republican is warning his Senate counterparts against tweaking one particular section.

His private comments to Senate Republicans suggest the benefits for taxpayers in high-tax places could be pared back from the House-passed legislation.