1985—Pub. L. 99–198 amended section generally, substituting provisions relating to investigations, power to subpoena and take oaths and affirmations, and aid of courts, for provisions relating to termination or suspension of orders.

Amendment by Pub. L. 99–198 effective Jan. 1, 1986, see section 1601(c) of Pub. L. 99–198, set out as a note under section 2901 of this title.