; (2) water rights in the State; and (3) water rights held by the United States. (d) Effect of designations on Hebgen and Madison Developments The designation of a covered segment by section 4(a) shall not— (1) prohibit, preempt, or abridge the licensing by the Federal Energy Regulatory Commission as a current or future federally licensed hydroelectric generation project under part I of the Federal Power Act ( 16 U.S.C. 792 et seq. ) of any hydroelectric project (including any aspect of existing or future facilities, operations, and transmission lines of the hydroelectric project) constructed on the Madison River as of the date of enactment of this Act; (2) prohibit, preempt, or abridge the licensing or development by the Federal Energy Regulatory Commission as a federally licensed generation project under part I of the Federal Power Act ( 16 U.S.C. 792 et seq. ) of any future hydroelectric generation that might be added to the Hebgen and Madison Developments (Federal Energy Commission project number 2188) (including any aspect of existing or future facilities, operations, and transmission lines); or (3) affect the operation of, or impose any, flow release requirements at the Hebgen and Madison Developments described in paragraph (2) that are intended to satisfy current or future— (A) Federal Energy Regulatory Commission license conditions; or (B) compliance or management plans approved by the Federal Energy Regulatory Commission. (e) Authorization of appropriations There are authorized to be appropriated such sums as are necessary to carry out this Act (including the amendments made by this Act).