The White House, Executive Order 13142: Amendment to Executive Order 12958-Classified National Security Information, 64 Fed. Reg. 66089-66090 (Nov. 19, 1999) (full-text).
The White House, Executive Order 13142: Amendment to Executive Order 12958-Classified National Security Information, 64 Fed. Reg. 66089-66090 (Nov. 19, 1999) (full-text).