Disputes relating to the expert appraisal provided for in article L. 1233-34 must be duly substantiated and sent to the regional director of companies, competition, consumption, labour and employment with territorial jurisdiction, by any means that can provide a date certain:
1° By the employer, with regard to the choice of the expert, the need, the estimated cost, the scope and the duration of the expert assessment;
2° By the social and economic committee when the conditions set out in articles L. 2315-82 and L. 2315-83 are not met.
The Regional Director shall give his decision within five days of receipt of the request. A copy of the decision is sent to the other parties.