A company incorporated in any state of India can do business in all the states of India. The following are the locations of Registrars of Companies (ROC's) in India:
| States & U.T.'s of India | ROC Locations |
|---|---|
| Delhi & Haryana | Registrar of Companies Delhi & Haryana, New Delhi |
| Karnataka | Registrar of Companies Karnataka Bangalore |
| Maharashtra, Dadra & Nagar Haveli | Registrar of Companies Maharashtra Mumbai ( Bombay ) |
| Pune, Kolhapur, Ratnagiri, Satara, Sindhudurga, Sangli, Sholapur & Ahmednagar districts in Maharashtra | Registrar of Companies Pune, Pune |
| Tamil Nadu | Registrar of Companies Tamil Nadu, Chennai ( Madras ) |
| Coimbatore, Nilgiris, Periyar Salem, Dharmapuri & Dindigul, Quaid-e-Milleth districts in Tamil Nadu | Registrar of Companies Coimbatore Coimbatore |
| Gujarat | Registrar of Companies Gujarat, Ahmedabad |
| Andhra Pradesh | Registrar of Companies Andhra Pradesh, Hyderabad |
| Assam, Tripura, Manipur, Nagaland, Meghalaya, Arunachal Pradesh, Mizoram & Shillong | Registrar of Companies Assam, Tripura, Manipur, Nagaland, Meghalaya, Arunachal Pradesh, Mizoram & Shillong Shillong |
| Bihar & Jharkhand | Registrar of Companies Patna |
| Goa, Daman & Diu | Registrar of Companies Goa, Daman & Diu, Goa |
| Jammu & Kashmir | Registrar of Companies Jammu & Kashmir Jammu & Srinagar |
| Kerala, Amindivi, Minicoy & Lakshadweep Islands | Registrar of Companies Kerala Cochin |
| Madhya Pradesh & Chhattisgarh | Registrar of Companies Madhya Pradesh, Gwalior |
| Orissa | Registrar of Companies Orissa Cuttack |
| Pondicherry | Registrar of Companies Pondicherry |
| Punjab, Himachal Pradesh & Chandigarh | Registrar of Companies Punjab, Himachal Pradesh & Chandigarh, Jalandhar |
| Rajasthan | Registrar of Companies Rajasthan, Jaipur |
| Uttar Pradesh & Uttaranchal | Registrar of Companies Uttar Pradesh, Kanpur |
| West Bengal | Registrar of Companies West Bengal Calcutta Kolkata |
| Andaman | The Registrar of Companies Andaman Port Blair |