Natural Mineral Water, Spring Water and Bottled Drinking Water (Amendment) (England) Regulations 2004 (S.I. No. 656 of 2004).

The Regulations: (a) prescribe a definition of authorised ozone-enriched air oxidation technique); (b) allow, for the first time, treatment of natural mineral waters with an authorised ozone-enriched air oxidation technique ; (c) set maximum limits for certain naturally-occurring substances in natural mineral water and standards for methods used to detect these substances; (d) prohibit the treatment of natural mineral water with unauthorised ozone-enriched air oxidation techniques; (e) provide for an appropriate form of labelling indication on natural mineral water where it has undergone an authorised treatment with ozone-enriched air or where it contains a high level of fluoride; (f) prohibit the sale of natural mineral water without the applicable labelling indications and otherwise provide for an appropriate labelling indication where a spring water has undergone an authorised ozone-enriched air oxidation technique; (g) prohibit bottling or sale of water described as spring water if treated with an unauthorised ozone-enriched air oxidation treatment, etc.