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N PR 1600 1 Need help?
Status: CANCELLED
Subject: NASA Security Program Procedural Requirements w/Change 2 (4/01/2009)
Responsible Office Code: LP2
Effective Date: November 3, 2004
Expiration Date: November 3, 2014
Cancellation Date: October 22, 2013 
Document Cancelling this Directive (if Cancelled): N PR 1600 3
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Documents Cancelled by this Directive:
N PD 1620 2   -   Show History
N PR 1620 1A   -   Show History