The new EU Regulation 1891 of 2025 marks a turning point in European food safety for fishery products. For the first time, the European Union is setting maximum limits for inorganic arsenic in fishery products—a change that will have a direct impact on importers, processors, and exporters in Romania. The safety of fishery products is entering a new stage of regulation in the European Union. Through EU Regulation 2025/1891, which came into force on October 8, 2025, amending Regulation 2023/915,