minimum enrollment period
(11) (A) In the case of an individual who is enrolled with a group health plan under section 1396e of this title and who would (but for this paragraph) lose eligibility for benefits under this subchapter before the end of the minimum enrollment period (defined in subparagraph (B)), the State plan may provide, notwithstanding any other provision of this subchapter, that the individual shall be deemed to continue to be eligible for such benefits until the end of such minimum period, but only with respect to such benefits provided to the individual as an enrollee of such plan. (B) For purposes of subparagraph (A), the term “minimum enrollment period” means, with respect to an individual’s enrollment with a group health plan, a period established by the State, of not more than 6 months beginning on the date the individual’s enrollment under the plan becomes effective.
42 USC § 1396a(e)(11)
None identified, default scope is assumed to be the parent (subchapter XIX) of this section.