IIA completes delivery of 328 buses for ATAC fleet, Italy March 1, 2021 | Europe News The last fleet comprising 18 vehicles out of 328 buses, purchased by Roma Capitale from Industria Italiana Autobus (IIA) for the Azienda Tramvie e Autobus del Comune di Roma (ATAC) fleet, has been del... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password