[PL / Expert] Koleje Mazowieckie: First ER160 FLIRTs authorised

Koleje Mazowieckie (KM) is one of the few passenger operators in Poland, managed by a local government. KM’s owner is the Marshal’s Office of the Mazowieckie Voivodeship. The Operator runs trains in the Mazovia region and to the first connected stations in neighboring provinces.