Been a few years that one.
Must be CE certified as motorcycle PPE.
Also applies to pillions.
There’s a Harley site called tour1.com which has some good clear guides covering the basics. Things like personal breathalyser requirements and high viz.
There are lots of odd rules, like one about wearing prescription glasses
GLASSESIf you wear prescription glasses you are required to take a spare pair of spectacles in the car with you when driving in France, so assume the same applies to a bike.
Btw … I found out that in France there is a rule that you must always wear gloves on a motorcycle.