Is Article 2 of Directive 2003/88/EC to be interpreted as meaning that periods of stand-by time during which an employee is subject to the obligation to reach the city boundary of his place of employment in uniform with the operational vehicle within twenty minutes are to be regarded as working time, even though the employer has not prescribed a place for the employee to stay, but the employee is nevertheless significantly restricted in his choice of location and in the opportunities to devote himself to his personal and social interests?
If the first question referred is answered in the affirmative: In a situation such as that of the first question referred, is Article 2 of Directive 2003/88/EC to be interpreted as meaning that, when defining the concept of working time, account is also to be taken of whether and to what extent a service call-out is usually to be expected during stand-by duty which is to be spent at a place not prescribed by the employer?