Section 9.1 - Authority, purpose, and scope(a)Authority. The Office of the Comptroller of the Currency (OCC) issues this part pursuant to its authority under 12 U.S.C. 24 (Seventh), 92a, and 93a, and 15 U.S.C. 78q , 78q-1 , and 78w .(b)Purpose. The purpose of this part is to set forth the standards that apply to the fiduciary activities of national banks.(c)Scope. This part applies to all national banks that act in a fiduciary capacity, as defined in § 9.2(e) . This part also applies to all Federal branches of foreign banks to the same extent as it applies to national banks.