The draft Order provides for amendments to the Hygienic Requirements for the Production and Circulation of Natural Mineral Waters and Spring Waters, approved by Order of the Ministry for Development of Economy, Trade and Agriculture of Ukraine No. 741 of 12 April 2021, notified in documents G/SPS/N/UKR/156 and G/SPS/N/UKR/156/Add.1. The draft Order establishes conditions for the treatment of natural mineral waters and spring waters with ozone-enriched air and activated alumina to ensure the safety of the treatment processes and prevent changes to the essential characteristics of the waters. It sets requirements for the use of ozone-enriched air for the removal of compounds of iron, manganese, sulphur and arsenic, and for the use of activated alumina for the removal of excess fluoride compounds, including requirements concerning its initialisation, regeneration and quality control. The draft Order also establishes requirements concerning the permissible margins of error and the accuracy of safety testing of treated natural mineral waters and spring waters, the application of appropriate production and hygiene practices and the monitoring of critical stages of the treatment process. It also establishes labelling requirements for treated waters indicating the adsorption method used. The draft Order has been developed based on the provisions of Commission Directive 2003/40/EC and Commission Regulation (EU) No 115/2010. The draft Order is also notified under the TBT Agreement.