The Office of Management and Budget's (OMB) revised Circular No. A-123 (A-123) requires Federal agencies to assess, document and test their internnal controls over financial reporting and prepare an annual assurance statement on the operating effectiveness of the controls. In Fiscal Year 2006, the Department of Energy (Department) began a three year phased approach to implement A-123 and, in FY 2008 is completed its third and final phase of implementation.