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Green Gas Support Scheme Fuel Measurement and Sampling Questionnaire

Green Gas Support Scheme guidance

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Applicants to the Green Gas Support Scheme (GGSS) are required to complete the Fuel Measurement and Sampling Questionnaire (FMS Questionnaire) as part of their application for registration.

The FMS Questionnaire will demonstrate that applicants have established appropriate procedures to report against their sustainability requirements.

For further information, please refer to the GGSS Guidance.

Main document

[GGSS Fuel Measurement and Sampling Questionnaire v1.3 [DOCX, 134.98KB]

](https://www.ofgem.gov.uk/sites/default/files/2025-04/GGSS_Fuel_Measurement_and_Sampling_Questionnaire_v1.3.docx)

Subsidiary documents

[Covering form for amended FMS Questionnaire [DOCX, 66.75KB]

](https://www.ofgem.gov.uk/sites/default/files/2022-02/Covering%20Form%20For%20Amended%20FMSQ.docx)

[Fuel Classification Consideration Questionnaire [DOCX, 65.59KB]

](https://www.ofgem.gov.uk/sites/default/files/2022-02/Fuel%20Classification%20Consideration%20Questionnaire.docx)

Green Gas Support Scheme guidance

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