97 STAT. 254 PUBLIC LAW 98-50 —JULY 14, 1983 Aircraft and motor vehicles. Twin Buttes Dam, Tex. SEC. 204. Appropriations in this title shall be available for hire, maintenance, and operation of aircraft; hire of passenger motor vehicles; purchases of reprints; payment for telephone services in private residences in the field, when authorized under regulations approved by the Secretary; and the payment of dues, when author- ized by the Secretary, for library membership in societies or associ- ations which issue publications to members only or at a price to members lower than to subscribers who are not members. SEC. 205. The cost of foundation treatment, drainage, and instru- mentation work planned or under way at Twin Buttes Dam, Texas, shall be nonreimbursable under Federal reclamation laws. TITLE III—DEPARTMENT OF ENERGY 42 USC 7101 note. 42 USC 5821. 96 Stat. 948. 31 USC 3302. ENERGY SUPPLY, RESEARCH AND DEVELOPMENT ACTIVITIES For expenses of the Department of Energy activities including the purchase, construction and acquisition of plant and capital equip- ment and other expenses incidental thereto necessary for energy supply, research and development activities and other activities in carrying out the purposes of the Department of Energy Organiza- tion Act (Public Law 95-91), including the acquisition or condemna- tion of any real property or any facility or for plant or facility acquisition, construction, or expansion; purchase of passenger motor vehicles (not to exceed 19 of which 16 are for replacement only), $1,951,609,000, to remain available until expended: Provided, That $3,000,000 of the proposed deferral No. 83 -72 shall be made availa- ble for the Second Small Community Experiment project and shall remain available until expended. URANIUM SUPPLY AND ENRICHMENT ACTIVITIES For expenses of the Department of Energy in connection with operating expenses; the purchase, construction, and acquisition of plant and capital equipment and other expenses incidental thereto necessary for uranium supply and enrichment activities in carrying out the purposes of the Department of Energy Organization Act (Public Law 95-91), including the acquisition or condemnation of any real property or any facility or for plant or facility acquisition, construction, or expansion; purchase of passenger motor vehicles (not to exceed 49 of which 48 are for replacement only); $2,235,000,000, to remain available until expended: Provided, That revenues received by the Department for the enrichment of ur- anium and estimated to total $2,240,000,000 in fiscal year 1984, shall be retained and used for the specific purpose of offsetting costs incurred by the Department in providing uranium enrichment serv- ice activities as authorized by section 201 of Public Law 95-238, notwithstanding the provisions of section 3617 of the Revised Stat- utes (31 U.S.C. 484): Provided further. That the sum herein appropri- ated shall be reduced as uranium enrichment revenues are received during fiscal year 1984 so as to result in a final fiscal year 1984 appropriation estimated at not more than $0. GENERAL SCIENCE AND RESEARCH ACTIVITIES For expenses of the Department of Energy, activities including the purchase, construction and acquisition of plant and capital equip-
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