This Tariff Concession Order (No. 1123777) declares that certain spray dryers (tariff classification 8419.39.90) — defined by atomisation type, compressed-air capacity not greater than 6 bar, and water evaporation capacity not greater than 7 kg/hour — are goods to which Schedule 4, item 50 of the Customs Tariff Act 1995 applies from 18 July 2011. It affects importers of those machines by altering tariff treatment, requires goods to match the technical description to qualify, and was made by a CEO delegate under s.269P (revocable under ss.269SC/269SD).