As defined by the U.S. Energy Information Administration (EIA), petroleum products include unfinished oils, liquefied petroleum gases, pentanes plus, aviation gasoline, motor gasoline, naphtha-type jet fuel, kerosene-type jet fuel, kerosene, distillate fuel oil, residual fuel oil, petrochemical feedstocks, special naphthas, lubricants, waxes, petroleum coke, asphalt, road oil, still gas, and miscellaneous products obtained from the processing of crude oil (including lease condensate), natural gas, and other hydrocarbon compounds. In keeping with the EIA’s standard definition, petroleum products do not include natural gas, liquefied natural gas, biofuels, methanol, and other non-petroleum fuels.
Please see National Defense Authorization Act of 2012 as amended for the definition of "law," in this FAQ.