A bill aimed at expanding powerline infrastructure in the state easily passed the Senate floor unanimously on Tuesday after a short debate. HB 50 would make transmission line projects eligible for Industrial Revenue Bonds (IRBs) issued by counties and municipalities. Republican Sen. Steven Neville of Farmington presented the bill on the floor Tuesday. “This is an amendment to the Industrial Revenue Bond procedure and acts that we have in our statute that allows private powerlines, primarily related to renewable energy projects, to allow them to participate in the IRB process,” Neville said. “It’s not for PNM or any of the public utilities.