A shipment detained under § 12.122 will be considered to be unclaimed or abandoned and will be turned over to the Administrator for storage or disposition as provided for in § 127.28(i) of this chapter if the importer has not brought the shipment into compliance with TSCA and has not exported the shipment within the time limitations or extensions specified according to § 12.124. The importer will remain liable for any expense in the storage and/or disposal of abandoned merchandise.