(a) Upon receipt of the docketing notice, the Solicitor shall appoint counsel to represent the Department in the appeal action, and so notify the appellant and the appeals official.

(b) Within seven calendar days of his designation the Department Counsel shall assemble and transmit to the appeals official a file containing the appealed agency decision and all documents relevant thereto, including the detailed analysis upon which the agency decision was based. At the same time, the Department Counsel shall send to the appellant a copy of the transmittal document, containing a table of contents of the file.