Several large-scale CCS projects are underway worldwide to demonstrate the full CCS chain. Norway is a leader in CCS due to its technical expertise and early projects like Sleipner that has stored CO2 underground for over 16 years. The Norwegian state enterprise Gassnova oversees CCS demonstration projects in Norway, including the CO2 Technology Centre Mongstad which tests carbon capture technologies. Gassnova also manages the planning for a full-scale