Section 1112(c)(3) of title 38, United States Code, is amended— (1) in subparagraph (B) by adding at the end the following new clause: (viii) At any time on or after January 1, 1972, and before January 1, 2005, onsite participation in any aspect of the development, construction, operation, or maintenance of a military installation (as defined in section 2801 of title 10) at a covered location at the Nevada Test and Training Range.; and (2) by adding at the end the following new subparagraph: (C) The term covered location at the Nevada Test and Training Range means a location at the Nevada Test and Training Range, Nevada, including a location at Indian Springs Auxiliary Airfield, but not including a location Nellis Air Force Base or Creech Air Force Base..

Section 1119(c) of such title is amended— (1) in paragraph (1)— (A) by redesignating subparagraphs (A) and (B) as subparagraphs (B) and (C), respectively; and (B) by inserting before subsection (B), as so redesignated, the following: (A) on or after January 1, 1972, and before January 1, 2005, performed active military, naval, air, or space service while assigned to a duty station in, including airspace above, a covered location at the Nevada Test and Training Range, Nevada;; and (2) by adding at the end the following new paragraph: (4) The term covered location at the Nevada Test and Training Range means a location at the Nevada Test and Training Range, Nevada, including a location at Indian Springs Auxiliary Airfield, but not including a location Nellis Air Force Base or Creech Air Force Base..

Section 1120(b) of such title is amended— (1) by redesignating paragraph (15) as paragraph (16); and (2) by inserting after paragraph (14) the following new paragraph: (15) Only in the case of a covered veteran described in section 1119(c)(1)(A), lipomas and tumor related conditions..