http://www.legislation.gov.uk/nisi/1992/1720/article/6The Competition and Service (Electricity) (Northern Ireland) Order 1992texttext/xmlenStatute Law Database2016-03-10Expert Participation2013-04-12Billing disputesF16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .