In the cases provided for by articles 723-1 and 723-7, measures to arrange the sentence under the regime of semi-liberty, external placement or home detention under electronic surveillance may be ordered by the sentence enforcement judge, in accordance with the provisions of the second paragraph of II and III of Article 707, in the light of changes in the personality and the material, family and social circumstances of the sentenced person, and in particular when this adjustment is justified to enable the latter :
1° To carry out a professional activity, even temporarily, to follow an internship, education or vocational training course, or to seek employment;
2° To participate in the life of his family;
3° To follow medical treatment;
4° To ensure his social rehabilitation through his involvement in any other integration or reintegration project likely to prevent the risk of re-offending.
However, in accordance with Article 720, when the convicted person is serving one or more custodial sentences of a total duration of less than or equal to five years and the duration of the sentence served is at least equal to twice the duration of the sentence still to be served, accommodation must be ordered, unless it is impossible to implement with regard to the requirements of article 707.