Article R4452-21 of the French Labour Code
When lasers of the classes mentioned in 9° of Article R. 4452-8, the employer must ensure that he or his employees have the appropriate skills to carry out the following tasks under his responsibility: 1° Participation in assessments of the risks incurred by workers working near laser machines or devices; 2° Participation in the implementation on site of all measures likely to ensure the health and safety of workers working…