http://www.legislation.gov.uk/nisr/2005/38/article/13Renewables Obligation Order (Northern Ireland) 2005 (revoked)Renewable energyFossil fuelsSewage pumping stationsTidal powerELECTRICITYStatute Law Database2024-07-11Expert Participation2006-04-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Calculation of amount of electricity supplied to customersF113. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .