The amount of the monthly premium shall be zero in the case of an individual who is a person described in subparagraph (B) for a month, if—
(i)#
the individual’s premium under this section for the month is not (and will not be) paid for, in whole or in part, by a State (under subchapter XIX or otherwise), a political subdivision of a State, or an agency or instrumentality of one or more States or political subdivisions thereof; and
(ii)#
in each of 84 months before such month, the individual was enrolled in this part under this section and the payment of the individual’s premium under this section for the month was not paid for, in whole or in part, by a State (under subchapter XIX or otherwise), a political subdivision of a State, or an agency or instrumentality of one or more States or political subdivisions thereof.