before he exercises the privileges of the rating, appropriate differences training, given by a flight instructor entitled to instruct on the aeroplane on which instruction is being given, must have been completed, recorded in his personal flying logbook, and endorsed and signed by the instructor conducting the differences training.
So here's a question: do you record this in your JAA log book? (I assume microlight pilots have to keep two log books as microlight hours can't be mixed with real hours)