This Order, made under s269P of the Customs Act 1901, declares that specified "continuous thermal effluent decontamination machines" (tariff classification 8419.50.90) are subject to Item 50 in Part III of Schedule 4 to the Customs Tariff Act 1995 from 23 November 2010 until revoked. Mechanically, it changes the customs tariff treatment that importers face for machines meeting the listed component requirements; the decision was taken by a delegate of the CEO (Wendy Knowles) and may be revoked under ss269SC or 269SD.