This Tariff Concession Order (TCO 0613956) makes copper blast‑furnace staves classified at tariff 7419.99.00 subject to item 50 of Part III of Schedule 4 to the Customs Tariff Act 1995, changing their customs duty treatment. It took effect on 23 August 2006 and remains in force until revoked under ss.269SC–269SD of the Customs Act 1901. Importers of these staves (and their customers) face changed import costs and must claim the Schedule 4 item at customs; the Order was made by a delegate under s.269P.