; and (5) the estimate of the total inventory of the reserve. 309. Of the amounts made available under this title, not more than $267,901,000 may be transferred to the working capital fund established under section 653 of the Department of Energy Organization Act ( 42 U.S.C. 7263 ). IV Independent agencies Appalachian regional commission For expenses necessary to carry out the programs authorized by the Appalachian Regional Development Act of 1965, and for expenses necessary for the Federal Co-Chairman and the Alternate on the Appalachian Regional Commission, for payment of the Federal share of the administrative expenses of the Commission, including services as authorized by 5 U.S.C. 3109 , and hire of passenger motor vehicles, $130,000,000, to remain available until expended. Defense nuclear facilities safety board Salaries and expenses For expenses necessary for the Defense Nuclear Facilities Safety Board in carrying out activities authorized by chapter 21 of the Atomic Energy Act of 1954 ( 42 U.S.C. 2286 et seq.), $30,600,000, to remain available until September 30, 2019. Delta regional authority Salaries and expenses For expenses necessary for the Delta Regional Authority and to carry out its activities, as authorized by the Delta Regional Authority Act of 2000, notwithstanding sections 382C(b)(2), 382F(d), 382M, and 382N of said Act, $15,000,000, to remain available until expended. Denali commission For expenses necessary for the Denali Commission including the purchase, construction, and acquisition of plant and capital equipment as necessary and other expenses, $11,000,000, to remain available until expended, notwithstanding the limitations contained in section 306(g) of the Denali Commission Act of 1998: Provided , That funds shall be available for construction projects in an amount not to exceed 80 percent of total project cost for distressed communities, as defined by section 307 of the Denali Commission Act of 1998 (division C, title III, Public Law 105–277 ), as amended by section 701 of appendix D,