The Board of Governors is amending appendix A of Regulation CC to delete the reference to the Nashville branch office of the Federal Reserve Bank of Atlanta and reassign the Federal Reserve routing symbols currently listed under that office to the head office of the Federal Reserve Bank of Atlanta and is amending appendix B of Regulation CC to delete the reference to the Nashville branch office. The Board also is providing advance notice about future amendments to appendix A in connection with the next phase of the Reserve Banks' restructuring of the check processing operations within the Federal Reserve System. This future restructuring and the associated amendments to appendix A are expected to take place in the second half of 2007.