NSDD 316 Fiscal Year (FY) 1989 Cornerstone Nuclear Test Program

ILU SYSTEM II THE WHITE HOUSE 90712 WASHINGTON .October 11, 1988 NATIONAL SECURITY DECISION DIRECTIVE NUMBER 316 The FY 1989 Cornerstone Nuclear Test Program (U) Programmatic approval of the FY 1989 Cornerstone Nuclear Test Program proposed by the Department of Energy is granted. In implementing the Cornerstone program, the following guidance will apply: -- All tests associated with Cornerstone will be conducted in compliance with the Limited Test Ban Treaty, with the National Environmental Policy Act, and in accordance with the existing nuclear testing limitations policy as outlined in NSDD-51. The Department of Energy shall review each test with design yields near 150 kilotons to reasonably ensure that the device yield does not exceed the Threshold Test Ban Limit. Continue to coordinate public affairs activities related to the implementation of the Cornerstone program, as appropriate, in advance of test events. (U) The five-year projection of nuclear tests is noted. (U) The FY 1990 Nuclear Test Program should be provided for approval by September 1, 1989. (U) 12/20/91 Occlassified/Released on under provisions of E.O. 12356 by S. Tilley, National Security Council (F87-1035) UNCI ASSIFIED SECRET Declassify on: OADR SHORETFED