(a) General requirement. For each contract year, a Part D sponsor must provide a remittance to CMS if the contract's MLR does not meet the minimum percentage required by §423.2410(b).

(b) Amount of remittance. For each contract that does not meet MLR requirement for a contract year, the Part D sponsor must remit to CMS the amount by which the MLR requirement exceeds the contract's actual MLR multiplied by the total revenue of the contract, as provided in §423.2420(c), for the contract year.

(c) Timing of remittance. CMS will deduct the remittance from plan payments in a timely manner after the MLR is reported, on a schedule determined by CMS.

(d) Treatment of remittance. Payment to CMS must not be included in the numerator or denominator of any year's MLR.