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Billing errors

Wrong amounts charged, duplicate charges, or wrong meter readings and estimates.

14,183complaints of this kind in the census
911companies affected
53%graded severe

Where to escalate

  • Energy Ombudsman — For gas and electricity suppliers, once the supplier has had 8 weeks or issued a deadlock letter.
  • Financial Ombudsman Service — Free and independent for banking, insurance, credit and payments — after you have complained to the firm and waited up to 8 weeks.
  • Citizens Advice consumer service — Free first-line advice on consumer disputes in England, Wales and Scotland.

What people actually describe

“it booked for August 3rd. When I noticed this it cost me an extra $348.00”
2★ review of Expedia, 2026-11-13
“The app said " you'll be charged $199". I hit confirm and the charge was $213.88.”
1★ review of Expedia, 2026-11-12
“Your car is not protected”
2★ review of Expedia, 2026-11-12

Companies with the most reports of this kind

CompanyReportsShare of its complaints
British Gas44028%
T-Mobile28830%
E.ON Next Energy Ltd27219%
Octopus Energy26328%
ScottishPower25022%
OVO24825%
EDF UK23329%
Paylaterr21341%
Sky20113%
Outfox Energy20031%
Virgin Media18610%
TalkTalk18115%

Counts depend on how many of each company’s reviews are in the census, so this ranks what we have read, not the whole market. See the full ranking.