When the social and economic committee decides to call in an expert, the costs of the expert are paid for :
1° By the employer for the consultations provided for in articles L. 2315-88, L. 2315-91, in 3° of article L. 2315-92 and in 1° of article L. 2315-94 as well as in 3° of the same article L. 2315-94 in the absence of any indicator relating to professional equality provided for in article L. 2312-18 ;
2° By the committee, out of its operating budget, up to 20%, and by the employer, up to 80%, concerning the consultation provided for in article L. 2315-87 and ad hoc consultations other than those referred to in the second paragraph;
3° By the employer concerning the consultations mentioned in 2° of this article, when the operating budget of the social and economic committee is insufficient to cover the cost of the expertise and has not given rise to a transfer of annual surplus to the budget intended for social and cultural activities provided for in article L. 2312-84 during the previous three years.