(iv) Teachers’ Insurance and Annuity Association programs; or
(B) An employee first employed by the District after September 30, 1987, who has subsequently separated pursuant to the District Retirement Benefit Program (§§ 1-626.03 to 1-626.14) after any of the following:
(i) Reaching 57 years of age and having completed 25 years of creditable District service in a law enforcement position;
(ii) Becoming entitled to retirement benefits under the Social Security Act; or
(iii) Becoming entitled to disability benefits under the Social Security Act.
(2) “Dependent child” includes:
(A) An adopted child; and
(B) A stepchild, foster child, or natural child of an employee or annuitant.
(3) “Employee” means an individual first employed by the District after September 30, 1987.
(4) “Member of family” means:
(A) The spouse of an employee or annuitant;
(B) An unmarried dependent child under 22 years of age;
(C) An unmarried dependent child under 25 years of age who is a full-time student; and
(D) An unmarried child regardless of age who is incapable of self-support because of mental or physical disability that existed before age 22.
(5) “Viatical settlement” means an irrevocable assignment of all an employee’s or former employee’s incidents of ownership in a life insurance policy.