Division 4 Calculation of the N – 1 formula using demand-side measuresF1 United Kingdom Repealed Original text. Later amendments are not shown. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Demand-side definition Annotations Textual amendments F1 Repealed by Regulation (EU) 2017/1938 of the European Parliament and of the Council of 25 October 2017 concerning measures to safeguard the security of gas supply and repealing Regulation (EU) No 994/2010 (Text with EEA relevance. ). ← Division Division 4 Division →