The claims referred to in articles L. 3253-10 and L. 3253-11 are guaranteed:
1° When they are due and payable on the date of the judgment opening the proceedings ;
2° When, if a plan organising the safeguarding or legal recovery of the company is implemented at the end of the proceedings, they become due and payable as a result of the termination of the employment contract, within the time limits provided for in 2° of article L. 3253-8;
3° When there is a court-ordered liquidation or a court-ordered plan for the total sale of the company.