17 C.F.R. § 240.12g-2
Any class of securities that would have been required to be registered pursuant to section 12(g)(1) of the Act (15 U.S.C. 78l(g)(1)) except for the fact that it was exempt from such registration by section 12(g)(2)(A) of the Act (15 U.S.C. 78l(g)(2)(A)) because it was listed and registered on a national securities exchange, or by section 12(g)(2)(B) of the Act (15 U.S.C. 78l(g)(2)(B)) because it was issued by an investment company registered pursuant to section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8), shall upon the termination of the listing and registration of such class or the termination of the registration of such company and without the filing of an additional registration statement be deemed to be registered pursuant to section 12(g)(1) of the Act if at the time of such termination:
[81 FR 28705, May 10, 2016]