HARRISBURG, Pa., Dec. thirty, 2014 /PRNewswire-USNewswire/ — The Department of Environmental Safety (DEP) right now announced the extension of the Substitute Fuel Vehicle Rebate plan, which will proceed to give $ two,000 rebates for large-battery program plug-in hybrid electric and battery-electric automobiles till June thirty, 2015, or till the 500 car benchmark is reached. To date, DEP has more than 150 rebates remaining at this quantity.