42 CFR § 423.642 - Notice of contract determination.
(b) The notice specifies the -
(1) Reasons for the determination; and
(2) The Part D sponsor's right to request a hearing.
(c) CMS-initiated terminations -
(2) Exception. If a contract is terminated in accordance with § 423.509(b)(2)(i) of this part, CMS notifies the Part D plan sponsor of the date that it will terminate the Part D plan sponsor's contract.