§ 457.480 Preexisting condition exclusions and relation to other laws.
(a) Preexisting condition exclusions. (1) Except as permitted under paragraph (a)(2) of this section, the State may not permit the imposition of any pre-existing condition exclusion for covered services under the State plan.
(2) If the State obtains health benefits coverage through payment or a contract for health benefits coverage under a group health plan or group health insurance coverage, the State may permit the imposition of a pre-existing condition exclusion but only to the extent that the exclusion is permitted under the applicable provisions of part 7 of subtitle B of title I of the Employee Retirement Income Security Act of 1974 (ERISA) and title XXVII of the Public Health Service Act.