Whatever their nationality, family members residing with the European Union citizen referred to in 1° of article L. 233-1 acquire a right to permanent residence on French territory before the end of the uninterrupted five-year period of legal residence provided for in article L. 234-1 in the following cases:
1° The worker himself benefits from the right to permanent residence pursuant to articles R. 234-4 and R. 234-5;
2° The worker dies while still carrying out a professional activity in France and has resided there regularly and continuously for more than two years;
3° The worker dies while still carrying out a professional activity in France following an accident at work or an occupational disease;
4° The spouse of the deceased worker has lost French nationality following their marriage to this worker.