When water and sewerage companies were privatised in Northern Ireland in 1989 , these services remained public in England and Wales and in Scotland . When water and sewer companies were privatised in Northern Ireland in 1989 , these services remained public in England and Wales and in Scotland .
Apabila syarikat air dan pembetungan diswastakan di Ireland Utara pada tahun 1989, perkhidmatan ini tetap awam di England dan Wales dan di Scotland. Apabila syarikat air dan pembetung diswastakan di Ireland Utara pada tahun 1989, perkhidmatan ini tetap awam di England dan Wales dan di Scotland.