From 2028 other caps rise with the consumer price index
What the document says“the dollar amount applied under this clause for such a drug for the preceding plan year, increased by the annual percentage increase in the consumer price index (all items; U.S. city average) as of September of such preceding year, or, if less, the copayment amount applicable to an individual under clause (iii); and”
For plan year 2028 and each later plan year, the copayment for a preferred multiple source drug, and for a drug in neither of the other two groups, is the prior year's amount increased by the annual percentage rise in the consumer price index for all items, United States city average, as of September of the prior year, or the individual's applicable copayment if that is less.
What the document actually says“the dollar amount applied under this clause for such a drug for the preceding plan year, increased by the annual percentage increase in the consumer price index (all items; U.S. city average) as of September of such preceding year, or, if less, the copayment amount applicable to an individual under clause (iii); and”
Take last year's amount for that drug. Raise it by how much prices went up. Use the person's own copay if that is less.
The price index tracks what things cost across the country. Tying the cap to it means the cap moves each year on its own.
No action is recorded against this proposal. That is not evidence that none has been taken, and nobody has yet read it against the record. See what the tracker does not yet cover.