83.1.In the case of an employee who, under a collective agreement, is entitled to recall privileges for more than six months, the employer is bound to pay the compensatory indemnity only from the first of the following dates:
(1) the expiry of the recall privileges of the employee;
(2) one year after layoff.
An employee referred to in the first paragraph shall not be entitled to the compensatory indemnity
(1) if he is recalled before the date on which his employer is bound to pay the indemnity and if subsequently he works for a period equal to or longer than that of the notice prescribed by section 82;
(2) if he is not recalled owing to superior force.