Sec.  213.0   Authority.

   (a) The voice and message precedence procedures for departments and agencies
   of the Federal Government prescribed by this part are prescribed pursuant to
   Executive  Order  No. 12046 ( 43 FR 13349  et seq. ) and the President's
   memorandum of August 21, 1963, which established the National Communications
   System ( 28 FR 9413 ; 3 CFR, 1959–1963 Comp., p. 858).

   (b)  The  procedures  applicable to communications common carriers and
   non-Federal Government users prescribed by this part are prescribed by
   authority  conferred  upon  the  President by subsection 606(a) of the
   Communications  Act of 1934, as amended, and delegated to the National
   Security Council by Executive Order 12046. That authority under section
   606(a) may be exercised only during the continuance of a war in which the
   United States is engaged.