Research and analysis
Green Gas Support Scheme (GGSS) and Green Gas Levy (GGL): evaluation
This report is the first output of the evaluation of the GGSS and GGL, reflecting and synthesising the findings of evaluation activities and outputs to date.
Documents
Details
This research is structured around 5 evaluation questions covering both the scheme and levy, focusing on:
- design
- implementation
- external context
- participant experience of the GGSS and GGL
The report draws on:
- process evaluation reports for the GGSS and GGL
- the first annual pulse survey of GGSS applicants and AD plants funded on the non-domestic Renewable Heat Incentive (ND RHI) scheme (undertaken between August and September 2023)
- a review of literature on the UK biomethane market and its context
- analysis of scheme and levy application and monitoring data
- findings from 31 interviews
The department commissioned RSM UK Consulting LLP, supported by Winning Moves and Ricardo Energy, to undertake this research.