Defence Category(CW) 5% of the total seats are for children belonging to Defence Category in the following priority:- Priority I - Widows/wards of Defense Personnel/Para-Military Personnel killed in action. Required Certificate: Proof in Original. Priority II - Wards of serving Defense personnel and ex-servicemen/Para-Military Personnel disabled in action. Required Certificate: Original disability certificate clearly indicating the disability is attributable to Military Services. Priority III - Widows/wards of Defense Personnel/Para-Military Personnel who died in peace time with death attributable to Military Service. Required Certificate: Original death certificate clearly indicating the cause of death is attributable to Military Services. Priority IV - Wards of Defense Personnel/Para-Military Personnel disabled in peace time with disability attributable to Military Service. Required Certificate: Original disability certificate clearly indicating the disability is attributable to Military Services. Priority V - Wards of serving Defense Personnel and ex-servicemen para-Military / police personnel who are in receipt of Gallantry Awards: - (1) Param Vir Chakra (2) Ashok Chakra (3) Sarvottam Yudh Seva Medal (4) Mahavir Chakra (5) Kirti Chakra (6) Uttam Yudh Seva Medal (7) Vir Chakra (8) Shaurya Chakra (9) Yudh Seva Medal (10) Sena/ Nau Sena/ Vayusena Medal* Priority VI – Wards of defense Ex-servicemen. Required Certificate: Original exservicemen Identity Card/discharge book/PPO (Pension Payment Order). Priority VII – Wards of Serving Defense personnel. Required Certificate: Original Service Identity Card and Dependent Card/ Certificate issued by the Competent Authority.

For more details check this out

https://jacdelhi.nic.in/Candidate/Documents/2015/Reservation.pdf