It would appear that according to the DVLA computer the Premium TR7 in the above photo has not been taxed since October 92.
The vehicle details for JVC 797V are:
Date of Liability 01 10 1992
Date of First Registration 28 11 1979
Year of Manufacture 1979
Cylinder Capacity (cc) 1998CC
CO2 Emissions Not Available
Fuel Type Petrol
Export Marker Not Applicable
Vehicle Status Unlicensed
Vehicle Colour BLACK
Vehicle Type Approval null
