Rule 1.19 of the District of Columbia Rules of Professional Conduct requires that "(a) Funds coming into the possession of a lawyer that are required by these Rules to be segregated from the lawyer’s own funds...shall be deposited in one or more specially designated accounts at a financial institution…(b) The accounts required pursuant to paragraph (a) shall be maintained only in institutions that are listed as ’D.C. Bar Approved Depositories’ on a list maintained for this purpose by the Board on Professional Responsibility."

As of March 2008, the following financial institutions have filed the requisite Trust Account Notification Undertaking with the Board on Professional Responsibility and are certified as approved institutions:

• Access National Bank
• Adams National Bank
• Alliance Bank
• Bank of America
• Bank of Georgetown
• Branch, Banking & Trust
• Capital Bank, N.A.
• Century National Bank
• Chain Bridge Bank, N.A.
• Chase Manhattan Bank
• Chevy Chase Savings Bank, FSB
• Citibank, F.S.B.
• City First Bank of D.C.
• Colombo Bank
• Commerce Bank, N.A.
• Commerce Bank/Pennsylvania, N.A.
• Congressional Bank
• Fidelity & Trust Bank
• First Bank National Association
• First Liberty National Bank
• First National Bank of Omaha
• HSBC Bank USA, N.A.
• Industrial Bank of Washington
• Independence Federal Savings Bank
• LaSalle Bank Midwest
• Main St. Bank
• M&T Bank
• Main St. Bank
• Mercantile Potomac Bank
• Monument Bank
• National Capital Bank of Washington
• OBA Bank
• PNC Bank
• Presidential Savings Bank, FSB
• Providence Savings & Loan, F.A.
• SunTrust
• United Bank
• U.S. Trust Company, National Association
• Wachovia Bank
• WashingtonFirst Bank