Section 11B(4) in The Rajasthan State and Subordinate Service (Direct Recruitment by Combined Competitive Examination) Rules, 1962
(4)that the upper age limit mentioned above shall be relaxable by a period equal to the service rendered in the N.C.C., in the case of Cadet Instructor and if the resultant age does not exceed the prescribed maximum age limit by more than three years, they shall be deemed to be within the prescribed age limit;