Artikel 55 går ud på indehavelse af en lille del af den offentlige myndighed; artiklen vedrører selvstændig virksomhed, men den pågældende deltagelse kan udøves af en lønmodtager.
Article 55 is directed at the power to exercise official authority in some area; it is concerned with selfemployed activities, but it could be an employee who actually takes part in the exercise of authority.