D.C. Code § 26-739
A District state bank that is a subsidiary of a bank holding company may agree to receive deposits, renew time deposits, close loans, service loans, receive payments on loans and other obligations, and perform such other services as the Superintendent [Commissioner] may determine are appropriate, as an agent for a depository institution affiliate.
June 13, 1996, D.C. Law 11-142, § 10, 43 DCR 2159
1981 Ed., § 26-859.