To amend the Internal Revenue Code of 1986 to provide a credit against income tax for expenditures for the maintenance of railroad tracks of Class II and Class III railroads.

Amends the Internal Revenue Code to establish a railroad track maintenance credit for qualified railroad track maintenance expenditures of up to $4,000 per mile annually of railroad track with respect to which the expenditures were paid or incurred by the taxpayer for the taxable year for Class II or Class III railroads.