Business energy guide

Out-of-contract business energy rates explained

Out-of-contract business energy rates can apply when a company continues to receive gas or electricity without an active fixed agreement in place. For many businesses, the issue is only noticed when a bill increases, a renewal date has passed, or a supplier confirms the account is no longer on contracted terms.

Last reviewed: 15 May 2026

Part of the CNG Switch Business Energy Guides library for UK businesses that want clearer contract visibility, better billing understanding and adviser-led renewal support.

Quick answer

Out-of-contract business energy rates usually apply when a business does not have an active fixed energy contract in place. The supply normally continues, but the account may move onto supplier-set default, deemed, variable or out-of-contract pricing. This can create higher costs, weaker budget control and uncertainty around renewal timing.

The key point is visibility. Before a business agrees a new contract, it should understand the current rates, standing charges, contract status, meter details and whether any billing issues are affecting the account.

What are out-of-contract business energy rates?

Out-of-contract rates are the rates a supplier may apply when a business is being supplied with energy but does not currently have an active fixed contract agreement. The business is still receiving electricity or gas, but the pricing basis is different from a planned fixed-term contract.

In practical terms, the business may see different unit rates, standing charges or tariff wording on the bill. The account may also have less price certainty because the rates are not tied to the same fixed contract structure the business expected.

Out-of-contract pricing may apply to:

• Business electricity accounts where the fixed term has ended.
• Business gas accounts where no new agreement was completed in time.
• Expired contracts with unclear renewal ownership.
• New premises where supply was inherited but not formally arranged.
• Multi-site businesses where one meter has fallen outside the main renewal process.
• Accounts where contract paperwork was delayed, rejected or not correctly processed.
• Sites where the supplier has placed the account onto default, deemed or variable terms.

Why businesses end up out of contract

Most out-of-contract situations are caused by timing, administration or poor contract visibility rather than a deliberate decision. Energy contracts are often managed alongside many other operational responsibilities, and renewal dates can be missed if the business does not have a clear process.

• A fixed contract ended before a new agreement was arranged.
• Supplier renewal notices were missed or sent to an old contact.
• The person responsible for energy moved role or left the business.
• The business opened, closed or moved premises.
• Contract paperwork was started but not completed correctly.
• Multiple meters, MPANs or MPRNs were not all reviewed together.
• The business did not retain copies of previous contracts or renewal emails.
• A bill was paid each month without the tariff position being reviewed.

This is why contract visibility matters. A business may believe its energy is “sorted” because supply is continuing and bills are being paid, but that does not always mean the account is on suitable contracted terms.

Related guide: why businesses end up on out-of-contract energy rates.

Are out-of-contract rates the same as rollover rates?

No. Out-of-contract rates and rollover rates are often discussed together because both can happen when renewal timing is not managed properly. However, they are not the same thing.

Out-of-contract rates

• Usually apply where there is no active fixed energy contract in place.
• May be described as deemed, default, variable or out of contract.
• Can create less pricing certainty for the business.
• May provide a different switching position depending on supplier terms.
• Often need urgent review because the business may be exposed to avoidable cost.

Rollover rates

• Usually relate to automatic renewal or default renewal terms.
• Can happen after a missed renewal or termination window.
• May place the business into another fixed period.
• Can restrict immediate switching depending on the contract wording.
• May be difficult to identify without checking supplier correspondence and contract dates.

Related guide: business energy rollover rates explained.

Why out-of-contract pricing can create commercial risk

Out-of-contract pricing can be a problem because it reduces control. A business may not know whether its current rate is competitive, whether the charges are temporary, whether the account can move immediately, or whether other sites are affected.

• Higher unit rates than the business expected.
• Standing charges that have not been reviewed properly.
• Reduced ability to forecast monthly energy costs.
• Exposure to variable pricing movement.
• Difficulty comparing current charges against available contract options.
• Operational disruption if several meters or sites need urgent attention.
• Internal uncertainty over who owns the renewal decision.

For high-consumption businesses, small differences in pence per kWh can become material when multiplied across monthly usage. This is especially relevant for businesses with refrigeration, heating, machinery, lighting, commercial kitchens, care environments, workshops or multiple premises.

Where to look on a business energy bill

Your latest bill is usually the best starting point. A proper review should not only look at the total amount due. It should also check the tariff wording, unit rates, standing charges, meter references and the supply period being billed.

• Tariff or product name: look for wording such as deemed, variable, default or out of contract.
• Unit rate: check the pence per kWh being charged for electricity or gas.
• Standing charge: check the daily fixed charge applied to the meter.
• Contract end date: confirm whether the bill or supplier correspondence shows a current contract period.
• Supply number: check the MPAN for electricity or MPRN for gas.
• Read type: check whether the bill is based on actual or estimated meter reads.
• Billing period: confirm the dates being charged and whether there are catch-up charges.

Related guides: how to read a business energy bill, what is an MPAN number? and what is an MPRN number?

What to do if your business is out of contract

If your business is already out of contract, the priority is to understand the current position before making a rushed decision. Moving quickly can be sensible, but moving without checking the account properly can create another avoidable issue.

• Gather the latest electricity and gas bills.
• Confirm current unit rates and standing charges.
• Check whether the account has any debt, objection or transfer restriction.
• Confirm whether the supply is electricity, gas or both.
• Identify the MPAN or MPRN for each meter.
• Check whether there are multiple meters or multiple sites.
• Review recent usage patterns before agreeing a new contract.
• Check whether any bills appear estimated, duplicated or inconsistent.
• Compare available options with the actual operational profile of the business.

A good renewal process is not just about finding a new rate. It is about making sure the business understands its position, chooses suitable timing and avoids being forced into decisions because a deadline was missed.

How out-of-contract rates affect multi-site businesses

Multi-site businesses can be particularly exposed because one site can fall out of contract while others remain on agreed terms. This can happen when premises were acquired at different times, when supplier records are inconsistent, or when site-level bills are handled by different managers.

Common multi-site issues include:

• Different contract end dates across sites.
• Separate suppliers for electricity and gas.
• Unclear ownership of site-level bills.
• Missing MPAN or MPRN details.
• One site on contracted terms while another is on default pricing.
• Difficulty building a single renewal calendar.

CNG Switch focuses on visibility first: what sites exist, what meters are live, what rates are being charged and when each account needs attention. That gives the business a more controlled position before procurement decisions are made.

Sector-specific out-of-contract risks

Out-of-contract pricing can affect any business, but some sectors feel the impact faster because energy is closely linked to day-to-day operations.

• Manufacturing businesses may have high machinery demand and less tolerance for unexpected cost movement.
• Hospitality businesses often rely on long opening hours, kitchens, refrigeration and heating.
• Care homes usually need stable supply arrangements and clear cost visibility.
• Warehouses may have large lighting, heating, ventilation or refrigeration loads.
• Retail businesses may need consistent visibility across one or multiple trading locations.
• Office-based businesses may not notice contract issues until the bill increase becomes obvious.

How CNG Switch reviews out-of-contract exposure

CNG Switch takes an adviser-led approach to business energy support. The first stage is understanding the bill, the contract position and the operational context behind the supply.

• Reviewing current bills and supplier wording.
• Checking unit rates, standing charges and supply periods.
• Identifying MPAN, MPRN and meter-level details.
• Looking for rollover, default or out-of-contract indicators.
• Checking whether renewal timing has already passed.
• Considering whether multiple sites or meters are affected.
• Helping the business understand next-step options without misleading claims.

This approach is designed to give businesses clearer operational understanding before they make a contract decision. It is not an instant quote platform and it is not a comparison-site process.

FAQs

Unsure if your business is out of contract?

If your latest bill looks higher than expected, your contract end date is unclear, or you are unsure whether your business is on default terms, CNG Switch can review your current bill position and help identify possible rollover or out-of-contract exposure.

No guaranteed savings. Available options depend on supplier criteria, usage profile, contract timing, meter details and business circumstances.