What are the rules about when you can switch and how easy is it?
Around four million homes are on a prepayment meter (there are over six million prepayment meters but some homes have them for both gas and electricity). These are meters where you pay for your gas or electricity in advance, either by a key, token or smartcard. Not only is your energy more expensive than the best deals, but you may find it harder to switch to a different supplier if you’re on a prepayment meter. So, what should you do if you want to switch to a different supplier and when should you switch?