CFR›Title 12›Chapter II›Part 241 ContainsSections 241.1–241.3CorpusDaily eCFRDisplayed edition2026-05-07Last updated2026-05-07 PART 241—SECURITIES HOLDING COMPANIES (REGULATION OO) Sections 241.1 § 241.1 Authority and purpose. 241.2 § 241.2 Definitions. 241.3 § 241.3 Registration as a supervised securities holding company. Authority12 U.S.C. 1850a.Source77 FR 32884, June 5, 2012, unless otherwise noted. Previous 240 Part 240—Retail Foreign Exchange Transactions (Regulation NN) Next 242 Part 242—Definitions Relating to Title I of the Dodd-Frank Act (Regulation PP)