| Ward/Circle/Range/ Commissioner | Remark | Area Code | AO Type | Range Code | AO Number |
| City Area / Jurisdiction | |||||
| ITO WARD 3(1), DARBHANGA | 1. Non companies - Income from sources other than income from business or profession - Total income below Rs. 15 lakh - In the area of Districts of Darbhanga - First name begin with the alphabet from A to M - whose jurisdiction are not specifically assigned to any other Range/Circle/Ward as special trade/business 2. Non companies - Income from business or profession - income is from legal, medical, engineering or architectural profession or the profession of accountancy or technical consultancy or interior decoration - income from the business of nursing home, hospitals, diagnostic centres, manufacturing/ distribution/ sale of medicines including veterinary medicines, medical equipments and optical appliances - Total income below Rs. 15 lakh - having principal place of business or profession is within the territorial area of Districts of Darbhanga - First name begin with the alphabet from A to M - whose jurisdiction are not specifically assigned to any other Range/Circle/Ward as special trade/business 3. Company (including its MD or or director or manager or secretary) - Total income below Rs. 20 lakh - having its registered office or principal place of business in the Districts of Darbhanga - First name begin with the alphabet from A to M - whose jurisdiction are not specifically assigned to any other Range/Circle/Ward as special trade/business 4. Non companies - Income from sources other than income from business or profession - Total income below Rs. 15 lakh - In the area of Nirmali sub-division of district supaul 5. Non companies - Income from business or profession - Total income below Rs. 15 lakh - having principal place of business or profession is within the territorial area of Nirmali sub-division of district supaul 6. Company (including its MD or or director or manager or secretary) - Total income below Rs. 20 lakh - having its registered office or principal place of business in the Nirmali sub-division of district supaul | PTN | W | 29 | 1 |
| DC/AC CIRCLE 3, DARBHANGA | 1. Non companies - Income from sources other than income from business or profession - Total income of Rs. 15 lakh and above - In the area of Districts of Darbhanga, Samstipur, Madhubani and Nirmali sub-division of district supaul 2. Non companies - Income from business or profession - Total income of Rs. 15 lakh and above - having principal place of business or profession is within the territorial area of Districts of Darbhanga, Samstipur, Madhubani and Nirmali sub-division of district supaul 3. Company (including its MD or or director or manager or secretary) - Total income of Rs. 20 lakh and above - having its registered office or principal place of business in the Districts of Darbhanga, Samstipur, Madhubani and Nirmali sub-division of district supaul | PTN | C | 29 | 1 |
| ITO WARD 3(2), DARBHANGA | 1. Non companies - Income from sources other than income from business or profession - income is from business of commercial educational institute/computer training/ coaching institutes - Total income below Rs. 15 lakh - In the area of Districts of Darbhanga - First name begin with the alphabet from N to Z - whose jurisdiction are not specifically assigned to any other Range/Circle/Ward as special trade/business 2. Non companies - Income from business or profession - income is from execution of civil /electrical/ mechanical contracts/sub contracts, labour contractors, service contractors and manpower suppliers - income is from business of commercial educational institute/computer training/ coaching institutes - Total income below Rs. 15 lakh - having principal place of business or profession is within the territorial area of Districts of Darbhanga - First name begin with the alphabet from N to Z - whose jurisdiction are not specifically assigned to any other Range/Circle/Ward as special trade/business 3. Company (including its MD or or director or manager or secretary) - Total income below Rs. 20 lakh - having its registered office or principal place of business in the Districts of Darbhanga - First name begin with the alphabet from N to Z - whose jurisdiction are not specifically assigned to any other Range/Circle/Ward as special trade/business | PTN | W | 29 | 2 |