As you may already have discovered, you have to be licensed in France to practice many trades and professions. This is not to give the bureaucracy more work, but to protect us, the consumers. My favourites, which I discovered when attending a training course to get a gun permit, are mole catchers who are also entitled to wear a very smart uniform. When you sign for your property you may get a report from the licensed asbestos, termite and lead inspector or