Author: James Todd. With thanks to David Cruickshank and Jamie Dunne Introduction and scope The purpose of this Practice Note is to: • introduce the ‘gas peaking’ projects becoming increasingly prevalent in the Great Britain (GB) electricity generation market, and • set out the key subsidy/support regimes that are making such projects attractive to developers and, where appropriately structured, suitable for project financing For more information on key project financing issues relating to gas peaking projects, see Practice Note: Gas peaking projects—key project issues relevant to project financing. This Practice Note considers gas peaking in the GB energy market and does not take account of the distinct position in Northern Ireland. For further practical guidance on the financing of energy, power and resources projects across a number of sectors, including those discussed in this Practice Note, see also textbook: Energy and Resources Financing: A Practical Handbook. What is ‘gas peaking’? In broad terms, peaking technology refers to any form of technology which generates electricity at