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About MCS Standards

Read the importance of MCS Standards and how they are maintained, defined and created.

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MCS Product Standards

MCS product standards define how small-scale renewable products should be tested to ensure they comply with MCS Standards for quality, reliability and performance.

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Installation Standards

MCS installation standards define how small-scale renewable technologies should be designed and installed using MCS certified products. They ensure that installations are of the highest quality, while also ensuring installers adhere to industry-recognised safety practices.

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Evolving MCS standards

Providing feedback

MCS Standards are continuously evolving in response to changes in market conditions and technological advancements. If you have feedback on existing MCS Standards, you can share it with our Standards & Secretariat team via the form below or visit our consultations page here.

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Latest News

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Update on investigations into solar mounting certification and flat roof solar PV mounting issues

1st September 2025

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solar panels.

MCS consultation outcome – Proposed changes to MCS requirements for financial protection

19th August 2025

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MCS launches six-week consultation on updates to MIS 3005-D: Heat Pump Design Standard and MCS 007: Heat Pump Product Standard

4th August 2025

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MCS responds to the government’s Solar Roadmap announcement

7th July 2025

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MCS launches consultation on a new standard to include Air-to-Air Heat Pumps

4th July 2025

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Extension for the use of flat roof solar mounting products

23rd June 2025

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