Within the boundaries of the Rattlesnake National Recreation Area and Rattlesnake Wilderness, the Secretary is authorized and directed to acquire with donated or appropriated funds including amounts appropriated from the Land and Water Conservation Fund, by exchange, gift, or purchase, such non-Federal lands, interests, or any other property, in conformance with the provisions of this section. Nothing in this subchapter shall be construed to limit or diminish the existing authority of the Secretary to acquire lands and interests therein within or contiguous to the Rattlesnake National Recreation Area or Rattlesnake Wilderness.
The exchange of lands involving Burlington Northern, Inc. shall be in accordance with the agreement entitled “Statement of Intent” entered into by Burlington Northern, Inc. and the Regional Forester of the United States Forest Service, Region 1, signed September 18, 1980, and it is the intent of Congress that this exchange shall occur within three years of October 19, 1980.
The Secretary of the Interior, in consultation with the Secretary of Agriculture, shall consummate the exchange of the lands owned by the Montana Power Company within the boundaries of the Rattlesnake National Recreation Area and Rattlesnake Wilderness by issuing bidding rights to the Montana Power Company which shall equal the negotiated cash equivalent of the fair market value of such Montana Power Company lands, as provided in the agreement of April 4, 1983, signed by the authorized representatives of the Secretary of Agriculture, the Secretary of the Interior and the Montana Power Company, except that adjustments in the “Cash Equivalency Rate” referred to in said agreement shall not exceed a rate determined by the Secretary of the Interior taking into consideration the current average market yield on outstanding marketable obligations of the United States with remaining periods to maturity comparable to the remaining period during which the bidding rights may be used.