Section 40(1)(i) in The Life Insurance Corporation of India (Employees) Pension Rules, 1995
(i)if such son or daughter is one among two or more children of the employee, the family pension shall be initially payable to the minor children in the order set out in clause (e) of sub-rule(1) until the last minor child attains the age of twenty-five and thereafter the family pension shall be resumed in favour of the son or daughter suffering from disorder or disability of mind or who is physically crippled or disabled and shall be payable to him or her for life;