Currently, you can make a query for charge estimates regarding the use of the infrastructure of the following IMs:

Country

IM

Austria ÖBB
Belgium Infrabel
Bulgaria NRIC
Croatia HŽ Infra
Czech Republic SŽCZ
Denmark Banedanmark
Germany DB Netz
Hungary GySEV
Hungary MÁV
Italy RFI
Lithuania LTG Infra
Luxembourg CFL
Netherlands ProRail
Norway Bane NOR
Poland PKP PLK
Portugal IP
Romania CFR
Slovakia ŽSR
Slovenia SŽ Infra
Spain ADIF
Sweden Trafikverket
Switzerland BLS
Switzerland SBB