G.O.P. leaders are planning to use the “nuclear option” to steer around the Senate’s in-house referee and allow the use of a gimmick that makes trillions of dollars in tax cuts appear to be free.

G.O.P. leaders are planning to use the “nuclear option” to steer around the Senate’s in-house referee and allow the use of a gimmick that makes trillions of dollars in tax cuts appear to be free.