In the UK, it is generally illegal to cut off someone’s water supply without a valid legal reason. The water supply to a property is considered an essential service, and interfering with or disconnecting it without proper authorisation can have legal consequences.

Water supply in the UK is regulated by laws and regulations to protect consumer rights and ensure access to clean and safe water. Water utility companies are responsible for providing a continuous supply of water to their customers, and they have obligations to maintain and repair the supply pipe service up to the property boundary.

The responsibility for the supply pipe service beyond the property boundary typically lies with the property owner. However, cutting off the water supply is usually only permissible under specific circumstances, such as emergency repairs or non-payment of water bills.

Utility companies and property owners must follow established legal procedures to discontinue or restrict the water supply for valid reasons. These procedures often involve providing proper notice to the affected party, offering opportunities to address any outstanding issues, and following appropriate legal channels.

If someone’s water supply is wrongfully cut off or disconnected without valid reasons or without following the correct legal procedures, it can be considered illegal, and the responsible party may face legal consequences.

To obtain detailed information on the specific legal framework and regulations concerning water supply and disconnection in the UK, it is advisable to consult relevant laws and regulations, contact local authorities, or seek legal advice when necessary.