This Order (TCO 0705424) declares that tracks/runners for chain conveyors used in hot strip mill steel coil (Tariff code 8431.39.00) are subject to item 50 in Part III of Schedule 4 of the Customs Tariff Act 1995, changing their customs duty treatment from 30 Aug 2007 (s.269P). Importers who use this classification face different duty outcomes; the CEO’s delegate made the declaration and may revoke it under ss.269SC–269SD. Compliance requires correct tariff classification and supporting documentation.