Dependent includes only an Employee’s:
a. legal spouse, (including same sex spouse) if not legally separated or
b. registered domestic partner (same sex); and
c. children, including a legally adopted child or a child placed in your care in anticipation of adoption where the adoption is being actively pursued, foster child, a step-child who resides in the Employee’s household, and a child who is the subject of a Qualified Medical Child Support Order:
(1) who is less than age 26; or
(2) who is otherwise eligible, but reaches age 26 while covered by this Plan and is at that time incapacitated and for whom this Plan has received proof of incapacity:
(i) within 31 days after reaching the age limit; and
(ii) annually thereafter.