Yes, you must show a valid national (or international for non EU residents) driving license. Driving a scooter (even a 50cc moped) with car license is not allowed in Greece.
Up to 50cc: requires european driving license AM,A1,A2 or A - international license with endorsement : A
up to 125cc: requires european driving license A1,A2 or A - international license with endorsement : A
up to 35kw (~300cc): requires european driving license A2 or A - international license with endorsement : A
all motorbikes: requires european driving license A - international license with endorsement : A
If your driving license was issued before 19/01/2013 (for EU residents) or you are in doubt, please e-mail us the image of the back side of your driving card (or driving document).
We will inform you about what you are allowed to drive!!!