PUBLIC LAW 103-160—NOV. 30, 1993 107 STAT. 1577 Force, the amount of $70,800,000 shall be available only for program termination costs for the F-16 aircraft program. (b) PROHIBITION OF F'UNDS FOR ADVANCE PROCUREMENT. —None of the funds appropriated pursuant to section 103 for procurement of aircraft for the Air Force shall be available for advance procurement of F-16 aircraft for fiscal year 1995. SEC. 138. TACTICAL SIGNALS INTELLIGENCE AIRCRAFT. (a) FISCAL YEAR 1994 FUNDING. —Of the amount authorized to be appropriated for procurement for Defense-wide activities in section 104, $161,225,000 shall be available for tactical signals intelligence aircraft programs as follows: (1) $34,225,000 for the EP-3 Aries II Phase I modification program. (2) $33,800,000 for the RC-135 Rivet Joint Block III Baseline Six modification program. (3) $93,200,000 for a nondevelopmental testbed aircraft incorporating ARSP SIGINT upgrade program architecture. (b) PRIOR YEAR FUNDS. —<1) Section 141 of Public Law 102- 484 (106 Stat. 2338) is repealed. (2) Amounts made available pursuant to section 141 of Public Law 102—484 that remain available for obligation shall be available for the fiscal year 1993 EP-3 Aries II Phase I modification program and the RC-135 Rivet Joint Block III Baseline Six modification program as provided for in the budget for fiscal year 1993 submitted to Congress pursuant to section 1105 of title 31, United States Code. (c) LIMITATION.— None of the funds referred to in subsection (a) or (b) may be used ibr any purpose other than the EP-3 and RC-135 aircraft upgrade programs identified in those subsections. SEC. 139. C-135 AIRCRAFT PROGRAM. (a) FISCAL YEAR 1994 FUNDS. — Of the funds authorized to be appropriated in section 103 for procurement of aircraft for the Air Force for fiscal yeai- 1994, $48,000,000 shall be available for reengining two KC-135E aircraft. (b) FISCAL YEAR 1993 FUNDS.— Of the funds available for C- 135 series aircreift modifications for fiscal year 1993 that remain available for obligation, $100,900,000 shall be available for reengining four KC-135E aircraft. Subtitle E—Other Matters SEC. ISl. ALQ-135 JAMMER DEVICE. Section 182(b)(2) of the National Defense Authorization Act for Fiscal Year 1991 (Public Law 101-510; 104 Stat. 1508) is amended by striking out "meets or exceeds all operational criteria established for the program" and inserting in lieu thereof "is operationally effective and suitable". SEC. 152. GLOBAL POSITIONING SYSTEM. (a) PROGRAM STUDY REQUIRED.— (1) The Secretary of Defense shall provide for an independent study to be conducted on the management and funding of the Global Positioning System program for the future.
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