Aviation insurance in the UK is a niche market and there are not the economies of scale that are present in the motor vehicle insurance market to justify the cost of setting up a similar integrated database. In 2010 there were approximately 32,000,000 motor vehicles registered in the UK as against approximately 20,000 aircraft.
The CAA is in discussion with brokers with a view to obtaining data directly from them, but at present many brokers are not in a position to supply policy data in a standardised format, either for technical or administrative reasons, to the CAA.