Assignments carried out by an employee who has an open-ended employment contract with a temporary employment undertaking are governed by Articles L. 1251-5 to L. 1251-63, subject to the adaptations provided for in this section and with the exception of Articles L. 1251-14, L. 1251-15, L. 1251-19, L. 1251-26 to L. 1251-28, L. 1251-32, L. 1251-33 and L. 1251-36.