Drinking Water Products
What is Regulation 31?
Regulation 31 of The Water Supply (Water Quality) Regulations 2016 (as amended)1 implements Article 10 of the Council of the European Union Drinking Water Directive (DWD) in England and Wales for all chemicals and construction products used by water undertakers, from the source of the water, up to the point of delivery to the consumer’s building. It sets out how approvals can be given to such construction products and materials that do not prejudice water quality and consumer safety.
Learn more
Quick links
- Advice Sheets
For all advice on the approval process and application requirements
Reg31 Enquiries
To contact the Regulation 31 team, please email reg31.enquiries@defra.gov.uk, or telephone +44(0)330 041 6501