3.Where audit working papers or other documents held by statutory auditors or audit firms are exclusively held by a statutory auditor or audit firm registered in a Member State other than the Member State where the group auditor is registered and whose competent authority has received a request from any of the authorities referred to in Article 1, such papers or documents shall be transferred to the competent authority of the third country concerned only if the competent authority of the first Member State has given its express agreement to the transfer.