Originally Posted by
Jan Olieslagers
Because microlights are sub-ICAO, it is generally best to avoid getting into the game of moving already flying microlights between countries. Some countries (France for example) may be fairly relaxed about it, but many aren't. The reason is basically that there are no international standards for inspection, design approval, and level of oversight - and thus no country can have much confidence that things have been done to at least their own standards in any other country.
Unless you have a passion for paperwork, report writing and engineering inspections - it is best to buy something that already has the correct letter at the start of the registration.
G