The company was established around 1991 as Željeznice Srpske, from the Bosnian elements of Yugoslav Railways. The company was renamed Željeznice Republike Srpske after the Dayton Accord formally formed Republika Srpska.[3]
ŽRS has made a contract for 200 wagons with Polish company EKK Wagon, which includes workshop equipment. The Wagons are designed to travel at 120 km/h with 22.5 ton axle loads. The order was signed with €20 Million of Polish credit.[2]