This Order declares that specific oil-and-gas well tubing disconnects (tariff classification 8479.89.90) are covered by item 50 of Schedule 4 to the Customs Tariff Act 1995, making them eligible for the tariff concession from 7 April 2009 until revoked. It primarily affects importers of those parts (who pay lower customs duty if goods meet the description), requires proof at clearance that imports match the listed description, and was made by a delegate under s269P with revocation routes under ss269SC/269SD.