A bill to amend the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 ("Superfund") to clarify certain provisions relating to remedial actions at facilities owned and operated by a State or political subdivision thereof.

Amends the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 ("Superfund") to require that a State agree to pay 50 percent of the costs of remedial actions provided for by the President with respect to hazardous substances disposed of by a facility owned and operated (currently, owned) by a State or political subdivision thereof in order to qualify for such assistance.