; 117 Stat. 1723), as most recently amended by section 2804 of the Military Construction Authorization Act for Fiscal Year 2017 ( Public Law 114–328 ), is amended— (1) in paragraph (1), by striking December 31, 2017 and inserting December 31, 2018 ; and (2) in paragraph (2), by striking fiscal year 2018 and inserting fiscal year 2019 . (b) Limitation on use of authority Subsection (c)(1) of such section 2808 is amended— (1) by striking October 1, 2016 and inserting October 1, 2017 ; (2) by striking December 31, 2017 and inserting December 31, 2018