On 31 May 2023, the Norwegian parliament approved the Law proposal for the introduction of a 25% resource rent tax on aquaculture (fish farming), which is levied on annual gross income from the sale of salmon, trout, and rainbow trout. For this purpose, annual gross income includes the market value multiplied by the harvest volume, income from the sale of live fish, and profit from the realization and withdrawal of operating assets that are used in the business. This is then reduced by speci…