
The Energy Company Agent Portal

Climate Change Levy
Climate Change Levy is a tax on energy use for businesses and the public sector, introduced to encourage energy efficiency and reduce carbon emissions.
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It applies to non-domestic energy bills, not households.
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It is a statutory tax set by HMRC and suppliers are legally required to apply where applicable.
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Usually shown as a separate line on business energy invoices as “CCL”.
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It is charged per kWh of electricity or gas used, and is shown on customers invoices. However it does have to be explicitly listed on the customers signed contract.
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Most business energy contracts include wording such as: “All prices are exclusive of VAT, Climate Change Levy, and any other taxes or levies introduced by government.”
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Some organisations can get exemptions or reductions (e.g. charities in certain uses, or via Climate Change Agreements).
Who is exempt?
✅ Charities
A charity is exempt only where the energy is used for non-business activities, such as:
Free community services
Worship
Charity-run shelters
Public halls used for charitable purposes
❗ If a charity runs commercial activities (shops, cafés, paid services), that part is not exempt.
✅ Very small energy supplies
If consumption is below HMRC thresholds:
Electricity: less than 33 kWh per day
Gas: less than 145 kWh per day
These are often called “de minimis” supplies and are treated as domestic for CCL purposes.
Partial relief (not full exemption)
⚠️ Climate Change Agreements (CCAs)
Energy-intensive industries that hold a valid CCA get:
92% discount on electricity CCL
89% discount on gas CCL
Examples of eligible sectors:
Manufacturing
Chemicals
Food & drink processing
Paper, glass, metals
You must: Be in an eligible sector, hold a current CCA certificate and provide it to your supplier
Who is NOT exempt?
❌ Small businesses (by default)
❌ Sole traders
❌ “Low usage but above de minimis”
❌ Schools (teaching use is business use)
❌ Offices, shops, cafés, salons
❌ Nurseries and most childcare settings
Being a small business does not = exemption.