42 CFR § 423.641
Contract determinations
June 11, 2020
This subpart establishes the procedures for reviewing the following contract determinations:
(a) A determination that an entity is not qualified to enter into a contract with CMS under Part D of title XVIII of the Act.
(b) A determination not to authorize a renewal of a contract with a PDP sponsor in accordance with §423.507(b).
(c) A determination to terminate a contract with a PDP sponsor in accordance with §423.509.
(d) Fallback entities are governed under subpart Q of this part, and are not subject to this subpart, except to the extent a fallback prescription drug plan contract is terminated by CMS.