CFR›Title 12›Chapter II›Part 251 ContainsSections 251.1–251.6CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 PART 251—CONCENTRATION LIMIT (REGULATION XX) Sections 251.1 § 251.1 Authority, purpose, and other authorities. 251.2 § 251.2 Definitions. 251.3 § 251.3 Concentration limit. 251.4 § 251.4 Exceptions to the concentration limit. 251.5 § 251.5 No evasion. 251.6 § 251.6 Reporting requirements. Authority12 U.S.C. 1818, 1844(b), 1852, 3101 et seq.Source79 FR 68104, Nov. 14, 2014, unless otherwise noted. Previous 250 Part 250—Miscellaneous Interpretations Next 252 Part 252—Enhanced Prudential Standards (Regulation YY)