Sen. Susan Collins Susan Margaret CollinsClub for Growth to spend million in ads for Trump Supreme Court nominee Maryland's GOP governor says Republicans shouldn't rush SCOTUS vote before election The Hill's Morning Report - Sponsored by Facebook - GOP closes ranks to fill SCOTUS vacancy by November MORE (R-Maine) said on Monday that she will support the GOP tax plan as leadership appears to have the votes to pass the bill.

"I rise to express my support for the conference agreement on the Tax Cuts and Jobs Act. ... This legislation will provide tax relief to working families, encourage the creation of jobs right here in America and spur economic growth that will benefit all Americans," Collins said from the Senate floor.

She added that "most Maine households with see their taxes go down."