; and (2) the destruction of chemical warfare materiel of the United States that is not covered by section 1412 of such Act. 1403. Drug Interdiction and Counter-Drug Activities, Defense-wide Funds are hereby authorized to be appropriated for the Department of Defense for fiscal year 2018 for expenses, not otherwise provided for, for Drug Interdiction and Counter-Drug Activities, Defense-wide, as specified in the funding table in section 4501. 1404. Defense Inspector General Funds are hereby authorized to be appropriated for the Department of Defense for fiscal year 2018 for expenses, not otherwise provided for, for the Office of the Inspector General of the Department of Defense, as specified in the funding table in section 4501. 1405. Defense Health Program Funds are hereby authorized to be appropriated for fiscal year 2018 for the Defense Health Program, as specified in the funding table in section 4501, for use of the Armed Forces and other activities and agencies of the Department of Defense in providing for the health of eligible beneficiaries. B National Defense Stockpile 1411. Authority to dispose of certain materials from and to acquire additional materials for the National Defense Stockpile (a) Disposal authority Pursuant to section 5(b) of the Strategic and Critical Materials Stock Piling Act ( 50 U.S.C. 98d(b) ), the National Defense Stockpile Manager may dispose of not more than 25 short tons of materials transferred from another department or agency of the United States to the National Defense Stockpile under section 4(b) of such Act ( 50 U.S.C. 98c(b) ) that the National Defense Stockpile Manager determines is no longer required from the stockpile. (b) Acquisition authority (1) Authority Using funds available in the National Defense Stockpile 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