Written Question·Department for Environment, Food and Rural Affairs·UIN 110938

Water Charges

Tabled: 4 February 2026

Answered: 10 February 2026

Named Day

Question

Mr Andrew Snowden

To ask the Secretary of State for Environment, Food and Rural Affairs, what information her Department holds on how Ofwat calculates the cap on which water companies can increase water bills for customers.

Answer

Emma Hardy

Ofwat published methodology for calculating the price controls that cap water bill increases. Ofwat sets these caps independently through its five‑year price review, assessing companies’ plans and the efficient costs needed to meet Government‑set service ...

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