Why CNG
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Clean-fuel retrofitment
CNG kit services, made clearer
Understand type approval, find an authorised fitment centre and manage manufacturer applications—all without navigating a legacy portal maze.
Approved kit guidance Manufacturer workspaceDatabase-backed records
Start with the rules
A safe retrofit starts before installation
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Approval before fitment
Never select a kit only by price. Match the approval to the exact vehicle model and fuel type.
Before installation
Safety requirements
After conversion
Permit conditions
Type approval route
Rule 126 test agency reviewHow a maker applies
Authorised directory
Find a CNG fitment centre
Database directory
Search the directory by locality, city, PIN code or RFC number.
Available centres
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No centre found
Try a nearby city, remove the fuel filter or search all states.
Manufacturer workspace
Apply, track or sign in
Manufacturer submissions are stored in the application database. They are not sent to Vahan, a test agency or a fitment centre.