It isn't. It is one of the clearest laws there is.
Road Traffic Act 1988 Section 143.
143.?(1) Subject to the provisions of this Part of this Act?
(a) a person must not use a motor vehicle on a road unless there is in force in relation to the use of the vehicle by that person such a policy of insurance or such a security in respect of third party risks as complies with the requirements of this Part of this Act, and
Police bad exampleI have been an Driving Instructor for two weeks. In that time I have built up over 30 lessons a week, from both...
(b) a person must not cause or permit any other person to use a motor vehicle on a road unless there is in force in relation to the use of the vehicle by that other person such a policy of insurance or such a security in respect of third party risks as complies with the requirements of this Part of this Act.
The word 'use' is much wider than just driving it. The presence on the road is sufficient to consbreastute use. The definition of USE can be found in see Wilkinson's 21st edition 1.205.
-- Conor
I'm really a nice guy. If I had friends, they would tell you.