Automatic change of transport fares upon fuel price
Fuel Surcharge automatically update monthly transport fare, referring to average fuel price of last month, ufficially published by Italian Government. Fuel surcharge is calculated basing on customer agreement data, every month is compared to contract base price that customer agreed with SUSA. See following table with monthly reference costs, follow link to Ministry of Economic Development for futher details.
In the MySusa section, affiliated customers find a utility for automatic monthly calculation available
Source: Ministry of the Environment and Energy Security
Rif: EUR_price_with_tax_diesel