of Chief Information Officer of the Department of Defense. Sec. 903. Clarification of authority of Under Secretary of Defense for Acquisition and Sustainment with respect to service acquisition programs for which the service acquisition executive is the milestone decision authority. Sec. 904. Executive Schedule matters relating to Under Secretary of Defense for Acquisition and Sustainment. Sec. 905. Technical amendment. Sec. 906. Redesignation of Under Secretary of Defense for Personnel and Readiness as Under Secretary of Defense for Personnel and Health. Sec. 907. Qualifications for appointment and additional duties and powers of certain officials within the Office of the Under Secretary of Defense (Comptroller). Sec. 908. Five-year period of relief from active duty as a commissioned officer of a regular component of the Armed Forces for appointment to Under Secretary of Defense positions. Sec. 909. Redesignation of Principal Deputy Under Secretaries of Defense as Deputy Under Secretaries of Defense and related matters. Sec. 910. Reduction of number and elimination of specific designations of Assistant Secretaries of Defense. Sec. 911. Limitation on maximum number of Deputy Assistant Secretaries of Defense. Sec. 912. Modification of definition of OSD personnel for purposes of limitation on number of Office of Secretary of Defense personnel. Subtitle B—Organization of Other Department of Defense Offices and Elements Sec. 921. Reduction in authorized number of Assistant Secretaries of the military departments. Sec. 922. Qualifications for appointment of Assistant Secretaries of the military departments for financial management. Subtitle C—Organization and Management of the Department of Defense Generally Sec. 931. Reduction in limitation on number of Department of Defense SES positions. Sec. 932. Manner of carrying out reductions in major Department of Defense headquarters activities. Sec. 933. Certifications on cost savings achieved by reductions in major Department of Defense headquarters activities. Sec. 934.