25 parts of the Constitution of India

1. Part I - The Union and its Territory
2. Part II - Citizenship
3. Part III - Fundamental Rights
4. Part IV - Directive Principles of State Policy
5. Part IVA - Fundamental Duties
6. Part V - The Union
7. Part VI - The States
8. Part VII - The States in Part B of the First Schedule (Repealed)
9. Part VIII - The Union Territories
10. Part IX - The Panchayats
11. Part IXA - The Municipalities
12. Part IXB - The Co-operative Societies (Repealed)
13. Part X - The Scheduled and Tribal Areas
14. Part XI - Relations between the Union and the States
15. Part XII - Finance, Property, Contracts, and Suits
16. Part XIII - Trade, Commerce and Intercourse within the Territory of India
17. Part XIV - Services under the Union and the States
18. Part XIVA - Tribunals
19. Part XV - Elections
20. Part XVI - Special Provisions Relating to Certain Classes
21. Part XVII - Languages
22. Part XVIII - Emergency Provisions
23. Part XIX - Miscellaneous
24. Part XX - Amendment of the Constitution
25. Part XXI - Temporary, Transitional and Special Provisions