15 U.S.C. § 403

“No person may continue to act as a government securities broker or government securities dealer after 270 days after the date of enactment of this Act [Oct. 28, 1986] unless such person has been registered or has provided notice to the Commission or the appropriate regulatory agency as required by the amendment made by section 101 of this Act [enacting section 78o–5 of this title].”