Check a MCS (Microgeneration Certification Scheme) number
The UK quality mark for installers of heat pumps, solar panels, battery storage and other small-scale renewables. MCS certification is usually required to access government grants such as the Boiler Upgrade Scheme.
The definitive, real-time source is the official register. Verify any number here: MCS (Microgeneration Certification Scheme) official register (opens in new tab).
How to check a MCS (Microgeneration Certification Scheme) number
- Open the official MCS (Microgeneration Certification Scheme) register (linked above).
- Enter the mcs certificate number (or search by business name).
- Check the name and status shown match the trader who quoted you.
- If nothing matches, do not assume the worst. The number may be mistyped or listed under a slightly different name. Ask the trader before you decide.
We track 5,648 traders with a MCS (Microgeneration Certification Scheme) entry in our public data. see the MCS (Microgeneration Certification Scheme) directory.
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