Where, pursuant to the provisions of article L. 723-4, for the verification of one or more claims, the letter by which the commission refers the matter to the judge shall specify the surname, first names and address of the debtor and those of the creditors in question or, in the case of legal entities, their name and registered office. It contains a statement of the purpose of the referral and the reasons for it and indicates, where applicable, that the referral is being made at the request of the debtor. The documents required to verify the claims are attached to this letter.