• Hotels (including Ordinary Hotels, Hotel Apartments, Motels and Hotels in buildings of traditional architecture),
• camping sites,
• rooms and apartments to let,
• self catering accommodation (villas),
• youth hostels and
• nudism centres.

Accommodation in Greece is classified as follows:
Hotels (depending on their type and technical specifications) can be class L (de luxe), A, B, C, D and E.

Camping sites can be class A, B, C and D
Rooms and Apartments to let can be class A, B and C.
Self catering accommodation (villas) correspond to class A

Nudism Centres are entitled to the class of the hotel or camping site they operate in.