The Budget Lab at Yale University estimated Monday that effects from the bill on taxes, Medicaid and spending on the federal SNAP food stamps program would cost the lowest-earning 20% of Americans

The legislation now heads to the House for possible final approval, though a handful of Republicans there have already voiced opposition.

President Donald Trump’s multitrillion-dollar tax and spending package moved closer to reality after it passed the Senate Tuesday.Republican senators altered an earlier version approved by the House to make deeper cuts to safety-net programs such as the Medicaid health insurance for the poor and disabled.