Repsol has completed deliveries of B30 co-processed marine gasoil (MGO) to Norwegian Cruise Line Holdings Ltd. (NCLH) at the Port of Barcelona, Spain. The deliveries, announced on 12 October 2026, form part of a multi-energy agreement between the companies covering renewable marine fuels for NCLH’s existing fleet and the development of future fuel options.
B30 Marine Fuel Produced Using Co-Processing Technology
The fuel supplied is B30 co-processed marine gasoil, produced using a combination of conventional and renewable feedstocks through Repsol’s co-processing technology. The deliveries support NCLH’s efforts to secure access to renewable marine fuels while preparing for changes in its fleet’s future energy requirements.
In a statement, Repsol said the deliveries demonstrated how supplier investment and fleet planning could bring lower-carbon fuels into routine operations while maintaining safety, reliability and operational flexibility.
The bunkering operations were carried out by Bahía Candela, Repsol’s latest-generation bunker vessel. During the fuel transfer, the vessel used its onboard battery system, enabling the operation to be completed without running its auxiliary engines. This reduced direct emissions associated with the transfer process.
Repsol and NCLH Plan Wider Renewable Fuel Supply
The B30 deliveries are part of a broader agreement under which Repsol will supply renewable marine fuels to NCLH vessels calling at Barcelona. The agreement covers ships operated under NCLH’s three cruise brands: Norwegian Cruise Line, Oceania Cruises and Regent Seven Seas Cruises.
Under the eight-year agreement, Repsol will initially supply biofuels, with renewable methanol scheduled to be introduced from 2029. The arrangement is intended to provide NCLH with access to alternative marine fuels while supporting its preparations for future fuel requirements.
Repsol said the partnership combines renewable marine fuels currently available with the development of future options, including biomethanol. The companies are also seeking to build operational experience and strengthen fuel supply security as NCLH’s fleet energy requirements evolve.
The agreement brings together near-term biofuel supply and longer-term plans for renewable methanol, reflecting the cruise sector’s efforts to assess alternative fuels for existing and future vessel operations.
Frequently Asked Questions
What marine fuel did Repsol supply to NCLH in Barcelona?
Repsol supplied B30 co-processed marine gasoil (MGO), produced using conventional and renewable feedstocks through its co-processing technology.
Where did the bunkering deliveries take place?
The deliveries were completed at the Port of Barcelona, Spain, for Norwegian Cruise Line Holdings Ltd.
Which vessel carried out the fuel transfers?
Repsol’s bunker vessel Bahía Candela carried out the deliveries. Its onboard battery system enabled the fuel transfer to take place without operating its auxiliary engines, reducing direct emissions during the operation.
What does the Repsol–NCLH agreement cover?
The eight-year agreement covers the supply of renewable marine fuels to NCLH vessels calling at Barcelona, beginning with biofuels and extending to renewable methanol from 2029.
Which cruise brands are covered by the agreement?
The agreement covers Norwegian Cruise Line, Oceania Cruises and Regent Seven Seas Cruises.
When will Repsol begin supplying renewable methanol under the agreement?
Renewable methanol supply is scheduled to begin in 2029, following the initial supply of biofuels.

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