The funding required funding considers the funding to bridge the gap between the production cost and WTP for hydrogen-based commodities in sectors such as fertiliser, shipping, aviation, refineries, and steel. AaaS = Auction as a Service. EHB AaaS includes Spain, Austria, and Lithuania; Germany withdrew its €350 million contribution to the second auction round of the EHB but has stated it plans to use it later. H2Global includes the €300 million contribution from the Netherlands. CfD schemes include Austrian Decarbonisation of industrial processes, Danish Power-to-X tender, Dutch SDE++ and OWE, French Decarbonised hydrogen production, and German Climate Protection Contracts.