Section 408.100 - Termination of coverage for nonpayment of premiums(a)Effective date of termination. Termination is effective on the last day of the grace period. The determination is not made until 15 days after that day to allow for processing of remittances mailed late in the grace period, as provided in § 408.68 .(b)Notice of termination.(1) SSA sends the enrollee notice of termination between 15 and 30 days after the end of the grace period and includes information regarding the enrollee's right of appeal.(2) CMS notifies any intermediary or carrier that had previously been informed that the enrollee had met the SMI deductible for the year in which the termination is effective.