This Tariff Concession Order (made under s269P of the Customs Act 1901) declares that certain reduction gearboxes (tariff code 8483.40.90: output 10–20 kW; speed 1,000–2,000 rpm) are goods to which Part III, Schedule 4 item 50 of the Customs Tariff Act 1995 applies, effective 3 Sep 2009 until revoked (ss269SC/269SD). It affects importers and manufacturers by changing the tariff treatment that applies; the delegate made the decision and importers must classify shipments and satisfy Customs requirements to claim the concession. Actual duty effect depends on the content of Schedule 4 item 50.