Mad Jock wrote:
"To fly internationally in a Single engine you also require the same license and medical but with a SEP class rating."
Actually, at the moment you can fly internationally - in some, but not all, countries, admittedly - with an NPPL. Even an NPPL microlights!
Even with EASA, I do not think this will change for Annexe 2 aircraft: like microlights and permit to fly aircraft.