§ Mr. Paul Marsden
To ask the Secretary of State for Transport how many car owners failed to pay for car tax discs in each year since 1997. 
§ Mr. Jamieson
Vehicle excise duty evasion is measured by roadside surveys. The last two were carried out in 1999 and 2002. The best estimate of total unlicensed stock in GB in 1999 was 1.52 million vehicles and in 2002 1.76 million vehicles.