Some conservatives called for the parliamentarian to be fired or overruled after she determined a series of policies in the legislation didn't comply with Senate budget rules.

The Senate parliamentarian has advised a key Medicaid provider tax overhaul that's central to President Donald Trump's big tax cut and spending bill does not adhere to procedural rules.

Many Republican senators dismissed the idea of overruling the Senate parliamentarian after she rejected key Medicaid provisions in Trump's tax and immigration bill Thursday, which dealt a blow to Republicans' plan to slash costs in the budget package.