Changes made by Directive 98/30/EC of the European Parliament and of the Council of 22 June 1998 concerning common rules for the internal market in natural gas
EU Directive 1998/30
No changes made by Directive 98/30/EC of the European Parliament and of the Council of 22 June 1998 concerning common rules for the internal market in natural gas are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.