The water fittings regulations in England, Wales and Northern Irelandbyelaws in Scotland are legal requirements which apply to all premises which have, or will have, a mains water supply, even it is only a backup supply.

An important item of public health legislation, their purpose is to protect drinking water supplies. Their objective is to prevent contamination, misuse, waste, undue consumption or erroneous measurement of water. They do this by setting legal requirements for the design, installation, operation and maintenance of water fittings, including water-using appliances.

I​f you want to know more about installers or are looking for installation information please refer to our Guidance section or select from the menu to the left to access further information.

In the event you cannot find the information you require on our website, please contact the local water undertaker. Contact details can be found here.