You may enroll:

(a) During the annual open season;

(b) Within 60 days after you first become eligible as:   (1) A new employee;   (2) A previously ineligible employee who transfers to a covered position; or   (3) A new survivor annuitant, if not already covered under FEDVIP.

(c) Within 60 days of when you return to service following a break in service of at least 30 days; or

(d) Within 60 days of a QLE that allows you to enroll.