Annex VII FREQUENCY OF EXAMINATIONS

The minimum frequency of the periodic checks shall be as follows:

1. (a)

   linguistic knowledge (only for non-native speakers): every three years or after any absence of more than one year;

2. (b)

   infrastructure knowledge (including route and operation rules knowledge): every three years or after any absence of more than one year on the relevant route;

3. (c)

   knowledge of rolling stock: every three years.