House Speaker has said it would be difficult to pay for that rate.

Conservatives call the break a subsidy for state and local tax increases.

Conservatives call the break a subsidy for state and local tax increases.

Ryan warns that the failure of the health care bill makes tax reform more difficult.

Ryan warns that the failure of the health care bill makes tax reform more difficult.

Health-care debate constrains timing for tax reform, McConnell says.

Health-care debate constrains timing for tax reform, McConnell says.

House Ways and Means chairman says the border tax will comply with World Trade Organization rules.