A worker involuntarily deprived of employment who :
1° Has exhausted his or her rights to the insurance allowance referred to in article L. 5422-1 or to the professionalisation and solidarity allowance ;
2° Does not again satisfy the conditions for allocation of the unemployment insurance allowance or the professionalisation and solidarity allowance;
3° Has worked 507 hours in accordance with the rules defined in article D. 5424-51 during the twelve months preceding the end of the employment contract immediately prior to the anniversary date or the application for unemployment insurance allowance;
4° Does not meet the conditions for benefiting from the catch-up clause provided for in the annexes mentioned in I of article D. 5424-51.