Structural reform of the Single Electricity Market is necessary in order for it to comply with a new European initiative for regional market integration. Ireland’s electricity market is being re-designed. Even minor changes to the wholesale market rules can impact on the energy cost competitiveness of business and industry. The reforms now being proposed will change our market beyond recognition. The purpose of this briefing paper is to inform you about the proposed changes, and to encourage you to support Ibec’s Infrastructure team in seeking to mitigate the risks for business.