Drinking water (water intended for human consumption) is subject to specific regulations. Drinking water, along with its transmission and distribution installations (including hoses used for this purpose), is governed by general European regulations (Directive 98/83/EC) as well as specific national regulations:

• PZH – National Institute of Public Health – National Hygiene Institute (Poland),
• KTW – Kunststoffe im Kontakt mit Trinkwasser (Plastics in Contact with Drinking Water, Germany),
• DVGW – Deutsche Verein des Gas- und Wasserfaches (German Association for Gas and Water),
• WRAS – Water Regulations Advisory Scheme (United Kingdom),
• NSF-61 – NSF/ANSI Standard 61 (United States).