The only substantive rules issued by the National Mediation Board are those authorized under section 2, Ninth, of the Railway Labor Act to implement the procedure of determining employee representation.
[12 FR 2451, Apr. 16, 1947. Redesignated at 13 FR 8740, Dec. 30, 1948, as amended at 64 FR 40287, July 26, 1999]
source: 11 FR 177A-924, Sept. 11, 1946, unless otherwise noted. Redesignated at 13 FR 8740, Dec. 30, 1948.
cite as: 29 CFR 1205.4