; (3) by inserting (1) after (j) ; (4) by inserting except as otherwise provided in this subsection, after Notwithstanding any other requirement of this title ; and (5) by adding at the end the following: (2) The Secretary may not waive under this subsection the requirement of subsection (a)(10)(A)(i)(IX) (relating to coverage of adults formerly under foster care) with respect to any territory. . (b) Effective date The amendments made by this section shall apply beginning October 1, 2018. 104. Permitting Medicaid DSH allotments for territories Section 1923(f) of the Social Security Act ( 42 U.S.C. 1396 ) is amended— (1) in paragraph (6), by adding at the end the following new subparagraph: (C) Territories (i) Fiscal year 2019 For fiscal year 2019, the DSH allotment for Puerto Rico, the Virgin Islands of the United States, Guam, the Northern Mariana Islands, and American Samoa shall bear the same ratio to $150,000,000 as the ratio of the number of individuals who are low-income or uninsured and residing in such respective territory (as estimated from time to time by the Secretary) bears to the sums of the number of such individuals residing in all of the territories. (ii) Subsequent fiscal year For each subsequent fiscal year, the DSH allotment for each such territory is subject to an increase in accordance with paragraph (2).