1. Intelligence Bureau.
2. Research and Analysis Wing of the Cabinet
Secretariat.
3. Directorate of Revenue Intelligence.
4. Central Economic Intelligence Bureau.
5. Directorate of Enforcement.
6. Narcotics Control Bureau.
7. Aviation Research Centre.
8. Special Frontier Force.
9. Border Security Force.
10. Central Reserve Police Force.
11. Indo-Tibetan Border Police.
12. Central Industrial Security Force.
13. National Security Guards.
14. Assam Rifles.
15. Sashastra Seema Bal.
16. Directorate General of Income-tax (Investigation)
.
17. National Technical Research Organisation.
18. Financial Intelligence Unit, India.
19. Special Protection Group.
20. Defence Research and Development
Organisation.
21. Border Road Development Board.
22. National Security Council Secretariat