Public persons and private persons entrusted with a public service mission who finance the special payment vouchers mentioned in B of article L. 1271-1 for service users may, with the agreement of the beneficiary or, if this cannot be obtained, with the agreement of the beneficiary’s legal representative, decide that the special payment voucher is payable to a named association or service company, where the beneficiary’s inability to choose a service provider in his or her own home is established.