Department of Defense Appropriations Act, 2022 This bill provides FY2022 appropriations to the Department of Defense (DOD) for military activities. (The bill excludes military construction, military family housing, civil works projects of the Army Corps of Engineers, and nuclear warheads, which are all considered in other appropriations bills.) Within the DOD budget, the bill provides appropriations for Military Personnel; Operation and Maintenance; Procurement; Research, Development, Test and Evaluation; and Revolving and Management Funds. The bill provides appropriations for Other Department of Defense Programs, including the Defense Health Program, Chemical Agents and Munitions Destruction, Drug Interdiction and Counter-Drug Activities, and the Office of the Inspector General. In addition, the bill provides appropriations for Related Agencies, including (1) the Central Intelligence Agency Retirement and Disability System Fund, and (2) the Intelligence Community Management Account. The bill also sets forth requirements and restrictions for using funds provided by this and other appropriations acts.