

Road Tax in Bihar: Fee Structure and Documents You Need
- 1Bihar road tax applies to all vehicles based on type, price, and usage
- 2Bihar road tax: 9% on cars ≤ ₹8L, 12% on four-wheelers above ₹15L
- 3Pay Bihar road tax online via portal or offline at your nearest RTO
Bihar boasts an impressive stretch of national highways and one of the country’s largest rural roads network. Regardless of whether you are travelling through Bihar's villages or its prominent highways, you must pay road tax to drive on the road legally. Road tax in Bihar, however, varies based on the type of vehicle, engine capacity, price, age, and more.
To ensure you comply and don't overpay, it is important to know the Bihar road tax system. It also helps you estimate final pricing, whether you are buying a new or an old vehicle. In this blog, you will learn more about the road tax in Bihar, its calculation, payment methods, penalties, and refunds.
Who Needs to Pay Road Tax in Bihar?
Besides the vehicle type and age, the state of Bihar mandates all private and commercial vehicle owners to pay the mandatory tax and requires the following categories of vehicle owners to pay road tax in Bihar:
- Private vehicle owners (2-wheelers and 4-wheelers).
- Commercial vehicle operators (taxis, trucks, buses, etc.).
- Individuals transferring a registered vehicle from another state to Bihar.
How is Road Tax Calculated in Bihar?
Road tax in Bihar is not a fixed fee. Here are the most important factors that the state makes the basis for its road tax calculation:
- Vehicle Type: Two-wheeler, three-wheeler, four-wheeler, or commercial vehicles.
- Engine Capacity: Higher CC attracts higher tax.
- Price: A higher ex-showroom price means higher tax.
- Fuel Type: Petrol, diesel, or electric.
- Usage Type: Private or commercial.
- Age of Vehicle: New vehicles have a higher tax; older ones may get rebates.
Road Tax Rates in Bihar
Here is a short overview of the road tax slabs for different categories of vehicles in Bihar:
Vehicle Type | Ex-Showroom Price/Age | Fuel Type | Road Tax Rate |
Two Wheeler | Below ₹1 lakh | Petrol | 8% |
Two Wheeler | ₹1 lakh - ₹8 lakh | Petrol | 9% |
Two Wheeler | ₹8 lakh - ₹15 lakh | Petrol | 10% |
Two Wheeler | Over ₹15 lakh | Petrol | 12% |
Four Wheeler | Below ₹1 lakh | Petrol/diesel | 8% |
Four Wheeler | ₹1 lakh - ₹8 lakh | Petrol/diesel | 9% |
Four Wheeler | ₹8 lakh - ₹15 lakh | Petrol/diesel | 10% |
Four Wheeler | Over ₹15 lakh | Petrol/diesel | 12% |
Electric Vehicle (EV) | Electric | Any | Exempt |
Three Wheeler | 15 years | Any | ₹10,000 |
Three Wheeler | 10 years | Any | ₹6,700 |
Three Wheeler | 5 years | Any | ₹6,000 |
How to Pay Your Road Tax in Bihar?
You can opt for both offline and online modes. However, you must have the RTO vehicle details in Bihar ready with you. Here's how you pay Bihar road tax:
Online Payment
- Start by visiting the Bihar Transport Portal or the official site of Parivahan.
- Next, click on “Vehicle Tax” or “Pay Tax Online”.
- Choose the state and RTO, then input your vehicle's registration number on the left tab.
- Click the login option when a new window opens.
- Enter the necessary information and the cost of the car registration.
- Use your chosen payment method to finish the transaction.
- For future use, keep the Bihar Vahan road tax receipt.
Offline Payment
- Bring your car to the closest Regional Transport Office (RTO).
- At the counter, request the road tax application form.
- Enter the owner's name, vehicle type, engine number, chassis number, and more.
- Provide the PUC certificate, ID proof, address proof, insurance certificate, and RC.
- Pay the tax amount in cash, with a demand draft or by card.
- As evidence of payment, remember to collect the acknowledgement slip and receipt.
Penalty for Non-payment of Road Tax in Bihar
Paying your road taxes is important and saves you a lot of hassle and penalties. A missed road tax payment means:
- Penalties as percentage surcharges on the outstanding tax based on the duration of delay.
- Your vehicle can be held, blacklisted, or you won’t be given fitness certificates.
Road Tax Refund in Bihar
There are certain conditions under which you get a refund of the road tax in Bihar. You can apply for a refund for these cases:
- The vehicle is scrapped or destroyed.
- Inter-state migration and re-registration in another state.
- Duplicate tax payment.
RTO Offices and Contact Details in Bihar
Here are the nearest RTOs in Bihar that you can visit to pay road tax or get refund:
City | RTO Code | Address |
Patna | BR-01 | DTO Office, Bank Road, West Gandhi Maidan, Raja Ji Salai, Chajju Bagh, Patna, Bihar - 800001 |
Gaya | BR-02 | Collectoriate Building, Gaya Ho, Gaya, Bihar, 823001 |
Bhagalpur | BR-10 | Main Road, Adampur, Bhagalpur - 812001 |
Muzaffarpur | BR-06 | S.K. Medical Road, Muzaffarpur |
For a more detailed list for RTOs in Bihar, you can click here.
Conclusion
The infrastructure development for the efficient flow of traffic and goods has been a top priority for the Bihar state administration. This is where road tax holds most significance. Just paying your road tax in Bihar, however, isn't enough. Staying informed and aware of these taxes not only helps you drive legally but also avoid penalties.
Frequently Asked Questions
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