Classes for which licences may be granted
5.—(1) A licence authorising the driving of motor vehicles of a class included in a category or sub-category mentioned in Part 1 of Schedule 2 may be granted to a person who is entitled thereto by virtue of—
(a)holding or having held a full licence, a full Northern Ireland licence, full British external licence, full British Forces licence, exchangeable licence or Community licence authorising the driving of vehicles of that class, or
(b)having passed a test authorising the driving of motor vehicles of that class or a Northern Ireland or Gibraltar test corresponding to such a test.
(2) A licence authorising the driving of motor vehicles of a class included in any category or sub-category mentioned in Part 2 of Schedule 2 may not be granted to a person unless, at a time before 1st January 1997—
(a)in the case of an application for a full licence—
(i)he held a full licence authorising the driving of vehicles of a class included in that category, or
(ii)he passed a test which at the time it was passed authorised the driving of motor vehicles of that class or a Northern Ireland test corresponding to such a test;
(b)in the case of an application for a provisional licence, he held a provisional licence authorising the driving of vehicles of a class included in that category.