Reminder: For Most Truckers, Highway Use Tax Return Due Aug. 31 IR-2012-69, Aug. 27, 2012 — The Internal Revenue Service today reminded truckers and other owners of heavy highway vehicles that in most cases, their next federal highway use tax return is due on Aug. 31, 2012. Interest Rates Remain the Same for the Fourth Quarter of 2012 IR-2012-68, Aug. 23, 2012 — Interest rates are the same for the fourth quarter of 2012 as they were in the prior quarter. News release and fact sheet archive Find previous year news releases and fact sheets from 1997 through last month.