Decisions of the European Commission in relation to competition law and mergers should be treated as cases.
This guidance applies whether you found the document in print or online.
case name | (case number) | Commission Decision number | [year] | OJ L issue/first page
Footnote and bibliography:
e.g. Alcatel/Telettra (Case IV/M042) Commission Decision 91/251/EEC  OJ L122/48
To pinpoint a paragraph, follow the citation with a comma then ‘para’ and the paragraph number. To pinpoint several paragraphs, follow the citation with a comma then ‘paras’ and insert a dash between the paragraph numbers:
e.g. Alcatel/Telettra (Case IV/M042) Commission Decision 91/251/EEC  OJ L122/48, paras 23-26
The year is always given in [square brackets].
The Official Journal of the European Union (OJ) comprises two series:
Decisions of the European Commission re competition law and mergers are published in the L series.