(a) The rules set forth in this part and the standards set forth in appendices A, B, C, D, and E to this part apply to national banks, Federal savings associations, and Federal branches of foreign banks that are subject to the provisions of section 39 of the Federal Deposit Insurance Act (section 39) (12 U.S.C. 1831p-1 ).(b) The standards set forth in appendix B to this part also apply to uninsured national banks, Federal branches and Federal agencies of foreign banks, and the subsidiaries of any national bank, Federal savings association, and Federal branch and Federal agency of a foreign bank (except brokers, dealers, persons providing insurance, investment companies, and investment advisers). Violation of these standards may be an unsafe and unsound practice within the meaning of 12 U.S.C. 1818 . 66 FR 8633 , Feb. 1, 2001, as amended at 70 FR 6332 , Feb. 7, 2005; 79 FR 54543 , Sept. 11, 2014; 81 FR 66800 , Sept. 29, 2016