A bill to make it unlawful for a vehicle with an overall gross weight of more than 80,000 pounds or overall length of more than 60 feet to use the National System of Interstate and Defense Highways, and for other purposes.

Makes it unlawful for any vehicle with an overall gross weight of more than 80,000 pounds or an overall length of more than 60 feet to use the Interstate and Defense Highway System until the Secretary of Energy has certified to Congress that there are adequate amounts of middle distillate fuel in reserve and in commerce to meet national requirements for home heating, agricultural production, transportation, and industrial uses.