The Government Car and Despatch Agency (GCDA) is responsible for providing ministerial cars in line with the Ministerial Code and the Prime Minister’s guidance Travel by Ministers’ which is available at;
www.cabinetoffice.gov.uk
GCDA advises the Prime Minister on the suitability of cars for inclusion in his guidance, taking into account a number of criteria when assessing suitable cars including their environmental impact, running and maintenance costs and overall suitability as a ministerial car.