This dataset, "Road tolls in Norway", may be reused according to the Creative Commons Attribution 4.0 International (CC BY 4.0) license as described here: https://creativecommons.org/licenses/by/4.0/.
The data compiled in the tabular file in this dataset, "Road tolls in Norway", have been obtained from the following source:
The National Roads Database of the Norwegian Public Roads Administration ("Nasjonal Vegdatabank", NVDB): https://dataut.vegvesen.no/en/dataset/nasjonal-vegdatabank, used under Norwegian Licence for Open Government Data (NLOD) 2.0 (https://data.norge.no/nlod/en/2.0/), which is compatible with CC BY 4.0; cf. https://data.norge.no/nlod/en/2.0/#_9_licence_compatibility.
The information on from NVDB has been quality-assured by consulting the following sources:
Toll companies' websites as well as historical websites from internet archives:
Ferde, https://ferde.no/.
Fjellinjen, https://www.fjellinjen.no/.
Vegamot, https://www.vegamot.no/.
Vegfinans, https://en.vegfinans.no/.
Other sources such as news articles and direct dialogue with toll companies and relevant public authorities.
However, no data was retrieved from these sources. The sources were only used to quality-assure the data from NVDB.