(a) In the case of a former employee who is eligible for continued coverage under § 890.1103(a)(1), the temporary continuation of coverage ends on the date that is 18 months after the date of separation, unless it is terminated earlier under the provisions of § 890.1110.

(b)(1) Except as provided in paragraph (b)(2) of this section, in the case of individuals who are eligible for continued coverage under § 890.1103(a)(2), the temporary continuation of coverage ends on the date that is 36 months after the date the individual first ceases to meet the requirements for being considered a child who is a covered family member, unless it is terminated earlier under the provisions of § 890.1110.

(2) The temporary continuation of coverage ends on the date that is 36 months after the date of the separation from service on which the former employee's continuation of coverage is based, unless it is terminated earlier under the provisions of § 890.1110, in the case of individuals who—

(i) Are eligible for continued coverage under § 890.1103(a)(2); and

(ii) As of the day before ceasing to meet the requirements for being considered children who are covered family members, were covered family members of a former employee receiving continued coverage under this subpart; and

(iii) Cease meeting the requirements for being considered children who are covered family members before the end of the 18-month period specified in paragraph (a) of this section.

(c)(1) Except as provided in paragraph (c)(2) of this section, in the case of former spouses who are eligible for continued coverage under § 890.1103(a)(3), the temporary continuation of coverage ends on the date that is 36 months after the former spouse ceased meeting the requirements for coverage as a family member, unless it is terminated earlier under the provisions of § 890.1110.

(2) The temporary continuation of coverage ends on the date that is 36 months after the date of the separation from service on which the former employee's continuation of coverage is based, unless it is terminated earlier under the provisions of § 890.1110, in the case of a former spouse—

(i) Who is eligible for continued coverage under § 890.1103(a)(3); and

(ii) Whose marriage to the former employee terminates after the former employee's separation but before the expiration of the 18-month period specified in paragraph (a) of this section.