Tourism characteristic activities can be identified as those productive activities whose principal output is characteristic of tourism. As the set of these activities does not comprise a single industry conforming to 1993 System of National Accounts definition, the Tourism Satellite Accounts defines tourism industries as all establishments whose principal productive activity is a tourism characteristic activity. International Standard Industrial Classification (ISIC) Rev. 3 activities relevant to tourism listed in Annex II.B of Tourism Satellite Account: Recommended Methodological Framework comprise: - Hotels and similar – ISIC 5510; - Second home ownership (imputed) - part of ISIC 7010; - Restaurants and similar – ISIC 5520; - Railway passenger transport services – part of ISIC 6010; - Road passenger Transport services - part of ISIC 6021 and 6022; - Water passenger transport services - part of each of ISIC 6110 and 6120; - Air passenger transport services - part of each of ISIC 6210 and 6220; - Transport supporting services - part of ISIC 6303; - Transport equipment rental - part of each of ISIC 7111, 7112 and 7113; - Travel agencies and similar – ISIC 6304; - Cultural services – ISIC 9232, 9233; - Sporting and other recreational services – part of each of the following ISIC 9214, 9241, 9219, 9249