The agreements mentioned in article D. 3141-15, approved by the Minister responsible for labour, indicate:
1° The reasons justifying the implementation of special affiliation rules;
2° The criterion or criteria according to which affiliation is carried out, in particular the percentage of turnover achieved with regard to the activities mentioned in articles D. 3141-12 and D. 3141-13 below which affiliation is not requested, as well as the activities specific to each profession that are excluded from the scope of affiliation;
3° The rules applicable to companies that do not install the products they manufacture or that subcontract it.