Regional public passenger transport operators operating under a concession may have to deal with changing conditions. They will receive a reimbursement for the eligible costs regarding the conversion to ERTMS provided that the conversion is necessary to fulfil the public service obligations of the concession. Reimbursement takes place according to, and on the basis of, the concession.
In the Netherlands, the following regional transporters may have to convert to ERTMS:
- Arriva
- Connexxion
- Qbuzz
- Keolis