(a) Notwithstanding § 23-79-510(f), if a resident eligible person is eligible for plan coverage because the person previously was covered under a qualified high-risk pool of another state, a preexisting condition exclusion otherwise applicable to the resident eligible person:
(1) Shall be reduced by each month of coverage in which the resident eligible person was subject to a preexisting condition exclusion in the other state's qualified high-risk pool; or
(2) Does not apply if the resident eligible person was not subject to a preexisting condition exclusion in the other state's qualified high-risk pool.
(b) This section expires on the last day an individual may be enrolled into plan coverage under this subchapter.