PROVISIONS Sec. 1001. Authority to purchase used vessels to recapitalize the Ready Reserve Force and the Military Sealift Command surge fleet. Title XII—MATTERS RELATING TO FOREIGN NATIONS Sec. 1201. Extension of participation in and support of the Inter-American Defense College. Sec. 1202. Extension and modification of authority for reimbursement of certain coalition nations for support provided to United States military operations. Title XIV—OTHER AUTHORIZATIONS Subtitle A—Military Programs Sec. 1401. Working capital funds. Sec. 1402. Joint Urgent Operational Needs Fund. Sec. 1403. Chemical Agents and Munitions Destruction, Defense. Sec. 1404. Drug Interdiction and Counter-Drug Activities, Defense-wide. Sec. 1405. Defense Inspector General. Sec. 1406. Defense Health Program. Subtitle B—Other Matters Sec. 1411. Authorization of appropriations for Armed Forces Retirement Home. Title XV—AUTHORIZATION OF ADDITIONAL APPROPRIATIONS FOR OVERSEAS CONTINGENCY OPERATIONS Sec. 1501. Purpose. Sec. 1502. Army procurement. Sec. 1503. Joint Improvised-Threat Defeat Fund. Sec. 1504. Navy and Marine Corps procurement. Sec. 1505. Air Force procurement. Sec. 1506. Defense-wide activities procurement. Sec. 1507. Research, development, test, and evaluation. Sec. 1508. Operation and maintenance. Sec. 1509. Military personnel. Sec. 1510. Working capital funds. Sec. 1511. Defense Health Program. Sec. 1512. Drug Interdiction and Counter-Drug Activities, Defense-wide. Sec. 1513. Defense Inspector General. I PROCUREMENT A Authorization of Appropriations 101. Army Funds are hereby authorized to be appropriated for fiscal year 2018 for procurement for the Army as follows: (1) For aircraft, $4,149,894,000. (2) For missiles, $2,519,054,000. (3) For weapons and tracked combat vehicles, $2,423,608,000. (4) For ammunition, $1,879,283,000. (5) For other procurement, $6,469,331,000. 102. Joint Improvised-Threat Defeat Fund Funds are hereby authorized to be appropriated for fiscal year 2018 for the Joint Improvised-Threat Defeat Fund in the