A bill to amend the Internal Revenue Code of 1954 to provide truck operators with a credit for increases in the cost of fuel and to encourage them to undertake measures to conserve such fuel.

Amends the Internal Revenue Code to allow truck operators an income tax credit for the cost of fuel required for the shipment of goods by truck in interstate commerce. Provides for a credit equal to 50 percent of the excess of the average cost per gallon used by a truck operator for the taxable year, over the cost per gallon as of January 1, 1979.

Permits an increase in the credit percentage for truckers who achieve an increase in average mileage per gallon during a taxable year.