Public transport fares in the Île-de-France
Public transport fares in the Île-de-France are determined by Île-de-France Mobilités, the regional autorité organisatrice de transports ("Regional Transport Organisational Authority"). The authority sells a variety of fare types. Single use tickets are intended for infrequent travellers whilst multiple use passes are intended for frequent travellers. Fares can be validated with a Bank card, Navigo card, or an SMS.