Federal agency
(2)For the purposes of this chapter, the term “Federal agency” shall not be construed to refer to or include any American Indian tribe, nor to the Secretary of the Interior in his capacity as trustee of Indian lands. (e)The Secretary of the Army shall not pass the cost of any penalty assessed under this subchapter on to any customer, user, or other purchaser of drinking water from the Washington Aqueduct system, including finished water from the Dalecarlia or McMillan treatment plant.