This Tariff Concession Order, made under section 269P of the Customs Act 1901 by a delegate of the CEO, declares that specified blast‑furnace parts (classified 8428.90.00) qualify for the Schedule 4, item 50 concession from 24 January 2007. Mechanically it reduces or removes customs duty for importers of those listed goods while the order remains in force (revocable under ss 269SC/269SD). Who pays: importers face lower duty; who decides: the customs delegate; behaviour change: lower import costs for the listed parts.