You pay for a prepayment meter with a card, app or key. This is sometimes called ‘pay as you go’.
Instead of receiving a monthly bill, you top up a prepayment meter when you need more gas or electricity.
Energy suppliers must follow new stricter rules before they can install a prepayment meter without your consent.
Check energy suppliers that can install prepayment meters without household permission (Ofgem)
If you are on the Priority Services Register (PSR), your supplier will be aware of your circumstances.
You are eligible for the Priority Services Register if one of the following applies. You:
If your supplier says they are going to install a prepayment (or pay-as-you-go) meter in your home, contact them urgently if your household has:
Your supplier may be able to offer extra support and register you on the Priority Services Register.
Contact Scope’s Disability Energy Support for advice if you cannot put money on your prepayment meter or your energy has been switched off.
They can help you work out what to do, and if you are eligible for payments or grants to help with living costs.
You can also ask your supplier about:
The gas or electricity supply stops when an energy meter runs out of credit.
Your supplier can give you emergency credit. The amount will depend on your supplier. Suppliers sometimes add this automatically to your account. You will have to pay for the credit you use. You can do this by paying:
For example, you use £5 of emergency credit but choose to pay it back in small amounts. Your supplier takes £1 of credit each time you make a payment.
This means that a £10 payment gives you £9 of energy and pays off £1 of your debt.
Contact your supplier if you cannot repay the debt on your meter. They must work with you to agree an affordable amount to repay.
Depending on your situation, you might be able to apply for help to clear your debt.
The type of meter you have might depend on:
It might be possible to change from a prepayment meter if you would prefer to pay by monthly direct debit.
Moving to a credit meter is easier if you already have a smart meter. The switching process depends on your supplier.
Moving from a prepayment to a credit meter (Citizens Advice)
You need to add credit onto your card or key to use a prepayment meter. You can do this by going to your local:
Some suppliers have apps where you can top up using your phone.
If you have difficulty, the supplier might be able to help you top up by phone, text message or their website.
When you put the card or key into the front of your meter, the display might show:
It may also show a fixed daily charge for supplying energy to your property, called a standing charge.
You have to pay the standing charge no matter how much energy you use.
If you cannot access your prepayment meter, your supplier could:
Depending on your supplier, you might have to pay to move the meter. Changing to a smart meter is free.
A smart meter allows you to top up your credit online. This can be helpful if you cannot reach your meter or place the card or key in.
Some smart meters have accessible displays with an option to have the text read out to you.
If you cannot pay online, your supplier can give you a swipe card that automatically tops up your meter when you make a payment.
Last reviewed by Scope on: 08/01/2025
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