By THE STAR STAFF Popular Democratic Party (PDP) Secretary General Manuel Calderón Cerame charged Monday that the governing New Progressive Party’s “tax reform” bill seeks to eliminate the sales tax exemption for solar equipment. “It is irresponsible and poor policy to eliminate the sales tax exemption for solar equipment such as panels and storage batteries, at a time when Puerto Rico is facing an energy crisis and solar energy is becoming a viable alternative for families and businesses,”...