seems you can dispute t-charge status.
"If you believe that your vehicle meets the Euro 4 / IV standard (Euro 3 if you are a motorised tricycle or quadricycle), you will need to register it with us providing evidence of its emissions. "
https://tfl.gov.uk/modes/driving/emissions-surcharge/registration-47575 Then you will need to Upload documents:
"We need to see evidence showing the vehicles qualifies for registration do that you don’t have to pay the T-Charge. We need to see evidence showing the vehicles qualifies for registration do that you don’t have to pay the T-Charge. Please upload images of
The vehicle registration document (V5C or country equivalent)
AND
A signed letter from the vehicle manufacturers homologation department showing the vehicle registration mark (VRM), the Vehicle Identification Number (VIN) and the Euro standard the vehicle was manufactured to.
"
anyone know how to get the latter?