Water supply/billing complaint

Typical aim: Bill correction / service improvement
Be specific: dates, times, order numbers, names, promises made, and the resolution you want.
We’ll reference:
Acts & laws: Water Industry Act 1991; Guaranteed Standards Scheme
Ombudsman/Regulator: Consumer Council for Water (CCW); Ofwat
Guidance: https://www.ccwater.org.uk/make-a-complaint/