How to Determine if a Vehicle is BS3 or BS4 Compliant

Compatibility with Bharat Stage (BS) norms is crucial when it comes to vehicle compliance in India. Ensuring that your vehicle is BS3 or BS4 compliant is essential for maintaining the quality of air and meeting environmental standards. In this comprehensive guide, we will explore methods to determine your vehicle's emission standard seamlessly.

Key Methods to Verify BS3 or BS4 Compliance

There are several reliable ways to ascertain the emission standards of your vehicle, ensuring you stay compliant and environment-friendly:

1. Check the Registration Certificate (RC)

The Registration Certificate (RC) is the first and most accessible document to check the vehicle's emission standards. Here's how you can do it:

Locate the RC, which is usually issued by the Regional Transport Office (RTO). Look for the emission compliance standards mentioned on the certificate. If the standards are explicitly mentioned, you can determine whether the vehicle is BS3 or BS4 compliant.

2. Verify the Pollution Under Control (PUC) Certificate

Another effective way to confirm your vehicle's emission standard is by verifying the PUC certificate:

Ensure the PUC certificate is valid. Check if the emission norms it mentions correspond to BS3 or BS4. Officially, the PUC certificate will indicate the vehicle's compliance with the relevant standards.

3. Consult the Vehicle Manufacturer or Dealer

Direct communication with the manufacturer or an authorized dealer can offer you detailed and accurate information:

Contact the manufacturer’s customer service or an authorized dealer to confirm the emission standards. They can provide the necessary documentation, such as the vehicle's compliance certificate or production date.

4. Check RTO Form 21

Form 21, submitted during vehicle registration, contains critical information about the vehicle's emission compliance:

Navigate to Form 21 where the emission compliance is mentioned. The document often includes details like the car's name and top section where compliance information is provided.

5. Decode the VIN Number

For those who have access to the Vehicle Identification Number (VIN), this method can help in determining the manufacturing year and month:

Once you have the manufacturing year, you can match it with the BS norms prevalent in that year. Visit to check the Bharat Stage details of your car. Search for the vehicle using its registration number or VIN, and the website will display the emission standards.

Conclusion

By following these steps, you can confidently verify whether your vehicle is BS3 or BS4 compliant. It is advisable to consult official documents and reach out to the manufacturer or authorized dealer for any uncertainties. Staying updated with these norms ensures your vehicle meets environmental standards and adds to a cleaner and healthier environment.

References

- How To Check If Your Car Is BS3 Or BS4-Compliant Explained
- PUC lists my BS-4 Polo as a BS-3 car: Here’s how I solved it
- Here Is How You Can Check Yourself If Your Car Is BS4 Or BS6