As originally enacted, subsec. (a) contained a reference to the Supreme Court of the District of Columbia. Act June 25, 1936, substituted “the district court of the United States for the District of Columbia” for “the Supreme Court of the District of Columbia”, and act June 25, 1948, as amended by act May 24, 1949, substituted “United States District Court for the District of Columbia” for “district court of the United States for the District of Columbia”.

1984—Subsec. (b). Pub. L. 98–426 struck out “, including the right of lien and priority provided for by section 917 of this title,” after “shall be subrogated to all the rights of the person receiving such payment or benefits”.

1956—Act July 26, 1956, designated existing provisions as subsec. (a) and added subsec. (b).

Amendment by Pub. L. 98–426 effective Sept. 28, 1984, see section 28(e)(1) of Pub. L. 98–426, set out as a note under section 901 of this title.