Check a billUK energy bill guides, explainers and calculators
This library is built around real consumer intent: high bills, confusing meter reads, direct debit changes, catch-up bills, price-cap checks and complaint routes.
High-bill diagnosis
Why is my electricity bill so high?
Fast diagnosis for usage spikes, estimates, meter issues, dates and standing charge.
Why is my electricity bill higher than last month?
A tighter month-on-month version when the change feels sudden.
Gas bill suddenly doubled
How to isolate seasonal use, catch-up reads and tariff changes.
Electricity bill high but no usage
What to check when the bill feels impossible.
Meter readings and meter problems
Wrong meter reading
Build the evidence pack that makes a rebill easier.
Estimated vs actual reading
Why catch-up billing happens after estimates.
Estimated bill too high
The fastest way to replace an estimate with an actual bill.
Faulty energy meter
When a fault is possible and when another cause is more likely.
Smart meter not sending readings
What to do when smart mode fails and bills roll into estimates.
Smart meters hub
Registers, smart mode, clock-change issues and escalation routes.
Rates, charges and calculations
Calculator hub
All calculators and quick checks in one place.
kWh to cost calculator
Work out the variable usage part of the bill.
Is my direct debit correct? calculator
Model a reasonable monthly payment from forecast cost, credit and debt.
How to calculate a bill from a meter reading
Step-by-step method for electricity bills.
Unit rate vs standing charge
The simplest side-by-side explanation.
Current energy price cap
Current typical cap level and where to find region tables.
Payments, disputes and refunds
Direct debit too high
How suppliers usually justify a higher monthly payment and where to push back.
Back-billing rules
Use the 12-month protections properly.
Energy bill dispute
Supplier complaint first, Ombudsman later.
Energy Ombudsman process
What happens after escalation.
Can you appeal an Ombudsman decision?
What counts as an appeal and what your other options are.
Energy bill credit refund
How to ask for excess credit back.