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.