I.- Book I of this Part, in its provisions applicable to apprenticeships, is applicable to cross-border apprenticeships.
II.- By way of derogation from I, the following provisions are not applicable:
1° Where the practical part of the apprenticeship training is carried out in the border country, Title III ;
2° Where the theoretical part of the apprenticeship training is carried out in the border country, Section 4 of Chapter I of Title I and Chapter III of the same Title.