1976—Pub. L. 94–455 struck out “or his delegate” after “Secretary” wherever appearing.

1966—Subsec. (c). Pub. L. 89–719 struck out provisions requiring the endorsement of approval as to the form of the deed by the United States Attorney for the district in which the property is situated.

1958—Subsec. (c). Pub. L. 85–866 struck out “district” before “attorney”.

Amendment by Pub. L. 89–719 applicable after Nov. 2, 1966, regardless of when title or lien of United States arose or when lien or interest of another person was acquired, with certain exceptions, see section 114(a)–(c) of Pub. L. 89–719, set out as a note under section 6323 of this title.

Amendment by Pub. L. 85–866 effective Aug. 17, 1954, see section 1(c)(2) of Pub. L. 85–866, set out as a note under section 165 of this title.