Suppliers and switching, in plain words
Updated October 12, 2026
In short
- A supplier only sets your price. Your utility still delivers the power and sends the bill.
- A fixed price stays the same. A variable price can go up any month.
- Watch for cancel fees, and for plans that start again on their own at a higher price.
Changing your price never turns off your power.
In many states you can pick the company that sets the price for your electricity or gas. These companies are called suppliers. Your utility still brings the energy to your home.
What a supplier is
A supplier sets the price for your energy but does not deliver it. Your utility still delivers it, reads your meter and usually sends your bill.
States use other names too. New York says ESCO. Georgia says marketer. Texas says retail electric provider.
Switching never turns off your power or your gas. Only the price part of your bill changes.
Fixed or variable prices
A fixed price stays the same for every month of your contract. A variable price can go up or down each month.
Watch for a low starting price. Some plans start low and go up after the first few months. Ask what the price will be after that.
Fees to watch for
- A cancel fee: money you pay if you leave a plan before it ends. It must be listed before you sign up.
- A monthly fee: a set charge added every month, on top of the price for your energy.
Some states limit cancel fees. Home plans in Illinois and Connecticut can't charge a fee to leave. Judy counts every fee in its math.
When a plan ends
The company must send you a notice before your plan ends. Read it closely. Many plans start again on their own, and the new price can be higher. It can also change every month.
If you do nothing, you may be moved to a price that changes each month. Put your plan's end date on your calendar.
Changing your mind
After you sign up, you have a few days to cancel for free. This is the cancel window. How many days depends on your state.
You can also go back to your utility's own price later. If your contract isn't over, the company may charge a fee to leave early. Your state's help page has the steps.
How to compare
A plan only saves you money if its price is lower than your utility's own price, with fees counted, at the amount you use. Judy does this math with the numbers on your bill.
Our guides on this (14)
Pennsylvania: should you lock in a price before Dec. 1?
PA standard electric prices change December 1. Before you lock in a supplier price, here's what to check, and why nobody can tell you the new number yet.
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Your intro electric price is ending. What to do now
A low starting price from an electric or gas supplier won't last. Here's how to find the end date, read the letters, and avoid a costly surprise.
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How to cancel an electric supplier and go back in Ohio
Leave your supplier and go back to AEP Ohio, Ohio Edison, CEI, Toledo Edison, Duke or AES Ohio: the steps, phone numbers, fees and timing.
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Got an electric offer letter in Ohio? Is it a good deal?
A letter says you could lower your Ohio electric bill. Who sent it, and is it a good deal? Check it against your Price to Compare in 5 steps.
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Switched electric supplier without permission? What to do
A supplier on your bill you never picked? It may be slamming, your town's program or a yes at the door. What to do, and who to call in every state.
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Should you lock in a gas price before winter?
Gas sellers push fixed prices every fall. Here's how to decide if locking in makes sense for your home, what to check first, and the rules in your state.
Ohio, Pennsylvania, Illinois, Michigan, Indiana, Georgia, New Jersey, Maryland, Virginia, Kentucky and New York · Gas · · 10 min read
Early termination fees and how to leave an energy supplier
Can your electric or gas supplier charge you to leave? The rules depend on your state. Here's when a fee applies, when it can't, and how to cancel.
All states · Electric and gas · · 10 min read
Fixed vs variable electric rates: which is safer?
A fixed price stays put for the contract. A variable price can change every month, sometimes a lot. Here's how each works and what your state's rules say.
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My electric bill jumped. Is it a variable rate?
A big jump often means a supplier's variable price kicked in. Here's how to check your bill, what to do today, and how to get back to the standard price.
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Should I switch electric suppliers? A plain checklist
Switching can save money, but many people pay more. Use this short checklist before you say yes to any electric supplier, in any state Judy covers.
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Who is my electric supplier? How to tell from your bill
Not sure if you picked a supplier, or if someone switched you? Here's how to find the supplier name on your bill and what to do if you never agreed.
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Your electric supplier contract is ending: what happens next
Got a letter saying your supplier plan is ending or renewing? Here's what the letter means, what the rules say in your state, and what to do before the date.
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Prices and tools on Judy Saves (4)
- Check my bill free
Judy reads your bill and compares every price for your area.
- Energy companies: prices and complaints
- Prices in your state
- Help: the rules in your state
Trusted help outside Judy Saves (6)
- Ohio Consumers' Counsel: energy choice, know your rights
occ.ohio.gov
- Energy Choice Ohio: questions and answers
energychoice.ohio.gov
- PA Power Switch: questions and answers
papowerswitch.com
- Plug In Illinois: consumer protections
plugin.illinois.gov
- MD Electric Choice: know your rights
mdelectricchoice.com
- NJ Power Switch: your rights with a supplier
nj.gov