| S.No. | Department |
|---|---|
| 1. | Legislative Assembly |
| 2. | Governor |
| 3. | Election |
| 4. | Secretariat Administration |
| 5. | Treasury and Accounts Administration |
| 6. | Police |
| 7. | Social Welfare |
| 8. | Education |
| 9. | Health and Family Welfare |
| 10. | Research |
| 11. | Industries |
| 12. | Labour |
| 14. | Food and Civil Supplies |
| 15. | Forests |
| 16. | Agriculture |
| 17. | Animal Husbandry and Veterinary |
| 18. | Co-operation |
| 19. | State Transport |
| 20. | Public Works |
| 21. | Power |
| 22. | Information and Public Relations |
| 23. | Legal Metrology and Consumer Affairs |
| 24. | Water Resource Department |
| 25. | Housing |
| 26. | Land Management |
| 27. | Fisheries |
| 28. | Civil Aviation |
| 29. | Arunachal Pradesh Public Service Commission |
| 30. | Rani Rashomi Green University |