In cases of take-back as referred to in paragraph 2, a new notification shall be submitted, unless the competent authorities concerned agree that a duly reasoned request by the initial competent authority of dispatch is sufficient.
A new notification, where appropriate, shall be submitted by the initial notifier or, if impracticable, by any other natural or legal persons identified in accordance with point 15 of Article 2, or, if impracticable, by the initial competent authority of dispatch or by a natural or legal person on its behalf.
No competent authority shall oppose or object to the return of waste from a shipment that cannot be completed or to the related recovery and disposal operation.