This Directive shall apply to the activity of driving carried out by:

1. (a)

   nationals of a Member State, and

2. (b)

   nationals of third countries who are employed or used by an undertaking established in a Member State,

hereinafter referred to as ‘ drivers ’ , engaged in road transport within the Union, on roads open to the public, using:

• vehicles for which a driving licence of category C1, C1 + E, C or C + E, as defined in Directive 2006/126/EC of the European Parliament and of the Council 8 , or a driving licence recognised as equivalent, is required,

• vehicles for which a driving licence of category D1, D1 + E, D or D + E, as defined in Directive 2006/126/EC, or a driving licence recognised as equivalent, is required.

For the purposes of this Directive, the references to categories of driving licences containing a plus sign ( ‘ + ’ ) shall be read in accordance with the correspondence table set out in Annex III.