NEW: Senate parliamentarian has advised she would side with Democrats if they challenged three provisions in the final tax bill that is being debated NOW on the floor. They won't kill the bill if stricken, but House would have to vote again after

NEW: Senate parliamentarian has advised she would side with Democrats if they challenged three provisions in the final tax bill that is being debated NOW on the floor. They won't kill the bill if stricken, but House would have to vote again after (!) pic.twitter.com/RN9qwp6IAR

— Laura Litvan (@LauraLitvan) December 19, 2017