Subpart 15 - Intergovernmental Review of National Aeronautics and Space Administration Programs and Activities Authority:E.O. 12372, July 14, 1982, 47 FR 30959, as amended April 8, 1983, 48 FR 15887; sec. 401 of the Intergovernmental Cooperation Act of 1968, as amended (31 U.S.C. 6506). Source:48 FR 29340, June 24, 1983, unless otherwise noted.