Disputing a Water Bill: Metered, Leaks and Ofwat

Water Bill Disputes: Common Issues

Water bills can be inaccurate due to faulty meters, estimated readings when no meter exists, leaks in the company's pipes, or billing errors. Unlike energy bills, water bills are less regulated and disputes are often resolved through the Ofwat Guaranteed Standards Scheme and CCWater complaints process. You have strong rights if the company cannot prove your bill is correct.

Metered Water Bills and Meter Accuracy

If you have a water meter, bills must be based on actual readings. If the company estimates readings without checking the meter, you can request a manual inspection. If you suspect the meter is faulty, request a meter test. Under Ofwat rules, if the meter is found to be inaccurate by more than 5%, the company must adjust your bill back six years and refund overpayments with interest. A faulty meter is strong grounds to challenge multiple bills.

Unmetered Water Bills and Rateable Values

Unmetered bills are based on the property's rateable value. These are difficult to dispute because they are standardised. However, if your rateable value is wrong, or if you can prove your water use is lower than the band suggests, you can request reassessment. Contact your local council's valuation office for a review.

Step-by-Step: How to Dispute a Water Bill

1. Gather your documents: Collect the bill, previous bills (if disputing a pattern), meter readings if available, photos of your meter, and any correspondence with the company.
2. Request your meter readings: Write to the company asking for your last three years of meter readings. If they cannot provide them or readings jump dramatically, ask why.
3. Request a meter test: If you believe the meter is faulty, request an independent meter test. Ask for the test result in writing. If the meter is inaccurate, the company must adjust bills back.
4. File a formal complaint: Send a written complaint to the water company explaining why the bill is incorrect. Reference the bill date, the amount disputed, and your evidence (meter readings, meter test results, photos).
5. Allow 8 weeks for response: The company has eight weeks to respond. If they refuse or delay, escalate to CCWater.
6. Escalate to CCWater: If the company refuses, file a complaint with CCWater (Consumer Council for Water) - this is free and independent. CCWater can investigate the dispute and make recommendations.
7. Water Redress Scheme: If CCWater's recommendation is not accepted, you can request independent arbitration through the Water Redress Scheme for disputes under 10,000 pounds.

Leak Allowances: Your Rights

If a pipe burst on the company's side of the meter, you can apply for a leak allowance on your bill. The company must pay for repairs to their pipes. However, if the leak is in your internal pipes, you are responsible. Request evidence from the company showing where the leak occurred. If it was on their infrastructure, demand a credit for the wasted water. Many companies are reluctant to grant allowances but are obligated to under Ofwat guidance.

When to Escalate to Trading Standards or Citizens Advice

If the water company refuses to cooperate or the dispute involves large sums, contact your local Trading Standards office or Citizens Advice Bureau. For disputes over 10,000 pounds, you may need to pursue small claims court or seek legal advice. Trading Standards can investigate unfair billing practices.