Why this answer
What actually matters
- Give the supplier the date you became responsible and an opening meter reading.
- A deemed contract can arise for your own supply after moving in.
- You should not be required to pay another person’s consumption.
- Prepayment-meter debt settings may need correcting.
Important nuance
When the statement may have a point
- Liability can overlap where occupiers were jointly responsible.
- A landlord or company may be liable under a separate agreement.
What you could say
Keep the response tied to the actual rule.
Evidence
What to have beside you
- Bills and statements covering the disputed period
- Meter readings, photographs and meter serial numbers
- Tenancy or completion records showing responsibility dates
- Complaint correspondence and any deadlock letter
If they still refuse
Move the dispute forward.
- Ask the supplier to explain its calculation, readings and legal or licence basis in writing.
- Keep paying undisputed ongoing usage where possible while identifying the disputed amount separately.
- After deadlock or the applicable waiting period, consider the Energy Ombudsman for an eligible dispute.
Read the full rules
Go deeper before escalating.
Official sources