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In Puducherry, all vehicles need to come with a Pollution Under Control (PUC) certificate for operating on the road. It certifies that the vehicle complies with the permissible limits set by the government. Across the city, there are many emission testing centres that make the process easy for owners to renew their PUC certificate.
The certificate remains valid for six months and is for all types of motorised vehicle including two-wheelers, cars and commercial vehicles. Regular checks can help keep the air quality and vehicular emission levels in check. The regular PUC checks has kept the emission levels in Puducherry comparatively on the lower side. As with every state the PUC certificate can be obtained both online and offline.
Online module for obtaining PUC certificate in Puducherry
Offline module for obtaining PUC certificate in Puducherry
Tests conducted in Puducherry PUC
In Puducherry the tests include On-Board Diagnostic (OBD) testing on more recent models, which is conducted with a diagnostic instrument and is connected to the computer system of the car. This makes it easier to see issues with the engine, exhaust, and other crucial parts that could have an impact on emissions and vehicle performance.
Emissions from the exhaust pipe are measured directly during tailpipe testing, which is usually done on older cars. This test aids in determining the concentrations of contaminants emitted during vehicle operation, such as hydrocarbons and carbon monoxide.
Other tests include Carbon Monoxide (CO) test which evaluates how well fuel is burned in an engine. This test is crucial for evaluating the overall performance of the vehicle, The Hydrocarbon (HC) test looks for unburned fuel in exhaust fumes, a sign of incomplete fuel combustion. The soundness of CNG/LPG System test looks for any damage or leaks in the gas system that can cause higher emissions or safety risks.
PUC validity in Puducherry
A typical PUC is valid for six months in Puducherry from the date of issuance and owners need to retest their vehicle for the renewal of the certificate. Maintaining a a valid PUC ensures that the vehicle is road legal. The PUC certificate offense is at Rs 10,000 and continues to remain the same in case of a repeat.
Authorities have the power to detain the vehicle or cancel the vehicle’s registration. The penalty has more recently been increased.
