17 CFR § 240.15Fb3-1 - Duration of registration.
(a) General. A person registered as a security-based swap dealer or major security-based swap participant in accordance with § 240.15Fb2–1 will continue to be so registered until the effective date of any cancellation, revocation or withdrawal of such registration.
(b) Conditional registration. Notwithstanding paragraph (a) of this section, conditional registration shall expire on the date the registrant withdraws from registration or the Commission grants or denies the person's ongoing registration in accordance with § 240.15Fb2–1(e).