In the period from April 1, 2021 to December 31, 2021, a traffic survey is to be carried out on the regional rail transport lines RE 8, RE 4, RB 38, RB 33 and RB 27. The aim of the traffic survey is to provide the data basis for determining the customer's claim to revenue from DB Regio AG, Region NRW.
See under II.1.4).