Inspector General Act Amendments of 1980

Inspector General Act Amendments of 1980 - Amends the Inspector General Act of 1978 to establish an Office of Inspector General pursuant to such Act in each of the Departments of Defense, Energy, Health and Human Resources, Justice, State, and Treasury and in the International Development Cooperation Agency. Transfers to such Offices the functions of specified existing audit and investigation offices of such Departments and Agency.

Authorizes the Inspector General of the Department of Defense to use part of the Army or the Air Force as a posse comitatus to conduct an audit or investigation. Directs the Inspector General to: (1) conduct a study of the operation of the audit, investigative, and inspection components of the Defense Department which engage in the prevention and detection of fraud, waste, and abuse, including a review of the findings of the task force established to evaluate such components; and (2) report to the Secretary of Defense and Congress by September 30, 1983, concerning such study and any recommendations for changes in the organization and operations of such components.

Declares that all of the auditors engaged in internal and contract auditing for the Department of Energy will be a part of the Department's Office of Inspector General. Transfers to the Office certain auditor and auditing support positions of specified Department Offices.

Repeals certain provisions of Federal law concerning the existing Offices of Inspector General of the Department of Energy and the Department of Health and Human Services.