14. In the event of a de facto separation of spouses, the following rules apply:(1) a spouse may not be considered to be separated until the separation, resulting from the breakdown of the relationship, has lasted for at least 90 days;
(2) the revised amount of family benefits that may result from the separation shall be paid from the first day of the fourth month following the separation; the benefits shall, however, be paid retroactively from the first day of the month following the separation.