It is prohibited, both on packaging or labels and in advertising, in any form whatsoever, to use any indication, name, trademark or service mark, image or other sign, figurative or otherwise, which, when applied to water made drinkable by treatment, is likely to create confusion with natural mineral water or spring water, in particular by indicating properties favourable to health, by mentioning expressions containing the word mineral or derivatives of this word, by mentioning expressions containing the word spring or derivatives of this word, or by highlighting one or more particular elements relating to the composition of the water.