How to communicate replacement license plates

Communicating replacement plates online

To improve the authorization process of the vehicles used in place of cars that have LTZ permits and which are not being used due to maintenance, it is possible (only for LTZ permit holders):

to request via web, for free, a temporary modification of the license plate number associated with the sticker;
check in real-time the substitutions made and the periods of validity of the temporary permits issued by Roma Servizi per la Mobilità S.r.l.
Those without an internet access can transmit their request for authorization for replacement vehicles to:

the fax number +39 06 46956660
Roma Servizi per la Mobilità S.r.l. - Piazzale degli Archivi, 40 - 00144 Roma (via mail)