; (bb) is not enrolled in a qualified retiree prescription drug plan; and (cc) is not entitled to an income-related subsidy under section 1860D–14(a). (II) Target threshold for 2020 the term target threshold for 2020 means the annual out-of-pocket threshold that would have been applied under subparagraph (B)(i) for 2020 if such threshold had been determined in accordance with subclause (IV) of such subparagraph instead of subclause (V) of such subparagraph. (iii) Notification In the case of any specified individual who during 2020 has incurred costs for covered part D drugs so that the individual has exceeded the target threshold for 2020, the Secretary shall, not later than September 30, 2021, provide to such individual a notification informing such individual of such individual’s right to a payment described in clause (i) and the estimated timing of such payment. (iv) Clarification The Secretary shall provide only 1 payment under this subparagraph with respect to any individual. (v) Implementation The Secretary may implement this subparagraph by program instruction or otherwise. . (b) Reduced growth rate for 2021 of Medicare part D out-of-Pocket cost threshold Section 1860D–2(b)(4)(B)(i) of the Social Security Act ( 42 U.S.C. 1395w–102(b)(4)(B)(i) ) is amended— (1) in subclause (V), by striking at the end or ; (2) by redesignating subclause (VI) as subclause (VIII); and (3) by inserting after subclause (V) the following new subclauses: (VI) for 2021, is equal to the amount that would have been applied under this subparagraph for 2020 if such amount had been determined in accordance with subclause (IV) instead of subclause (V), increased by the lesser of— (aa) the annual percentage increase described in paragraph (7) for 2021, plus 2 percentage points; or (bb) the annual percentage increase described in paragraph (6) for 2021