Processes for Implementing and Tracking Recommendations to Improve Leadership Morale and Operations , dated July 14, 2016 (GAO–16–957R). 1633. Procurement authority for certain parts of intercontinental ballistic missiles (a) Availability of funds Notwithstanding section 1502(a) of title 31, United States Code, of the amount authorized to be appropriated for fiscal year 2018 by section 101 and available for Missile Procurement, Air Force, as specified in the funding table in section 4101, $6,334,000 shall be available for the procurement of covered parts pursuant to contracts entered into under section 1645(a) of the Carl Levin and Howard P. Buck McKeon National Defense Authorization Act for Fiscal Year 2015 ( Public Law 113–291