Transaction Fund, the National Defense Stockpile Manager may acquire the following materials determined to be strategic and critical materials required to meet the defense, industrial, and essential civilian needs of the United States: (A) Electrolytic manganese metal. (B) Antimony. (2) Amount of authority The National Defense Stockpile Manager may use up to $9,000,000 in the National Defense Stockpile Transaction Fund for acquisition of the materials specified in paragraph (1). (3) Fiscal year limitation The authority under paragraph (1) is available for purchases during fiscal year 2018 through fiscal year 2027. C Chemical Demilitarization Matters 1421. Acquisition reporting on major chemical demilitarization programs of the Department of Defense (a) Reporting on major programs Acquisition reporting on each major program within the chemical demilitarization programs of the Department of Defense, including construction in connection with such program, shall— (1) comply with reporting guidelines for an Acquisition Category 1 (ACAT 1) system