A bill to amend the Federal Water Pollution Control Act relating to the construction and operation of certain treatment works which are subject to regulation under international treaties.

Amends the Federal Water Pollution Control Act to direct the Administrator of the Environmental Protection Agency to pay to a State, municipality, or agency that constructs or operates a publicly owned treatment works that portion of the costs made necessary by any standard or limitation regarding discharges of pollutants or control or abatement of pollution required by an international treaty or agreement.

Authorizes appropriations.