33 U.S.C. § 921a
Appearance of attorneys for Secretary, deputy commissioner, or Board
Attorneys appointed by the Secretary shall represent the Secretary, the deputy commissioner, or the Board in any court proceedings under section 21 [ 33 U.S.C. 921 ] or other provisions of this Act except for proceedings in the Supreme Court of the United States.
( May 4, 1928, ch. 502 , 45 Stat. 490 ; June 25, 1948, ch. 646, § 1 , 62 Stat. 909 ; Pub. L. 92–576, § 16 , Oct. 27, 1972 , 86 Stat. 1262 .)