Section was formerly classified to section 563 of this title.

1978—Subsecs. (b) to (f). Pub. L. 95–562 added subsec. (b) and redesignated former subsecs. (b) to (e) as (c) to (f), respectively.

1970—Subsec. (f). Pub. L. 91–452 struck out subsec. (f) which related to immunity from prosecution of any natural person compelled to testify or produce evidence, documentary or otherwise, after claiming his privilege against self-incrimination.

1956—Subsec. (a). Act July 30, 1956, permitted inspection of accounts, records and memoranda to determine ownership, control, packer, or State, country, or region of origin in connection with commodity inspection, and to ascertain whether section 499i of this title is being complied with, and to permit inspection of lots of perishable agricultural commodities.

Amendment by Pub. L. 91–452 effective on sixtieth day following Oct. 15, 1970, and not to affect any immunity to which any individual is entitled under this section by reason of any testimony given before sixtieth day following Oct. 15, 1970, see section 260 of Pub. L. 91–452, set out as an Effective Date; Savings Provision note under section 6001 of Title 18, Crimes and Criminal Procedure.