102 STAT. 736
PUBLIC LAW 100-360—JULY 1, 1988
paragraph (1), subject to subsection (b), the monthly premium for each individual enrolled under this part otherwise determined, without regard to this subsection, shall be increased by the sum of— "(i) the catastrophic coverage monthly premium determined under subparagraph (B) for such resident for the year, and "(ii) the prescription drug monthly premium determined under subparagraph (C) for the resident for the year. "(B) The catastrophic coverage monthly premium for months— "(i) in 1989 is $1.30 for a resident of Puerto Rico and $2.10 for a resident of another U.S. commonwealth or territory; "(ii) in 1990 is $3.56 for a resident of Puerto Rico and $5.78 for a resident of another U.S. commonwealth or territory; and "(iii) in a subsequent year, with respect to a resident of Puerto Rico or a resident of another U.S. commonwealth or territory, is the catastrophic coverage monthly premium established under this subparagraph for the preceding year with respect to such a resident increased by the same percentage (estimated by the Secretary in September of that preceding year) by which— "(I) the per capita catastrophic outlays for the year, will exceed "(II) the per capita catastrophic outlays for that preceding year. "(C) The prescription drug monthly premium for months— "(i) in 1990 is $0.14 for a resident of Puerto Rico and $0.22 for a resident of another U.S. commonwealth or territory; "(ii) in 1991 is $1.21 for a resident of Puerto Rico and $1.93 for a resident of another U.S. commonwealth or territory; and "(iii) in a subsequent year, with respect to a resident of Puerto Rico or a resident of another U.S. commonwealth or territory, is the prescription drug monthly premium established under this subparagraph for the preceding year with respect to such a resident increeised by the same percentage (estimated by the Secretary in September of that preceding year) by which— "(I) the per capita prescription drug outlays for the year, will exceed "(II) the per capita prescription drug outlays for that preceding year. "(5)(A) In the case of a part B only individual (as defined in paragraph (8)(F)) during a month, instead of the premium increase provided under paragraph (1), subject to subsection Qi), the monthly premium otherwise determined, without regard to this subsection, shall be increased by the sum of— "(i) the catastrophic coverage monthly premium determined under subparagraph (B) for the year, and "(ii) the prescription drug monthly premium determined under subparagraph (C) for the year. "(B) The catastrophic coverage monthly premium for months— "(i) in 1990 is $8.57, and "(ii) in a subsequent year is Viath of the average actuarial expenses that the Secretary estimates (during September before the year) will be incurred during the year for benefits and administration costs (other than benefits and costs attributable to part A) for which outlays may be made from the Medicare Catastrophic Coverage Account. "(C) The prescription drug monthly premium for months— "(i) in 1990 is $0.53, "(ii) in 1991 is $4.61, and
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