This Order declares that copper–nickel finned tubes for compressor heat exchangers (tariff classification 7411.22.00) are to which item 50 in Part III of Schedule 4 to the Customs Tariff Act 1995 applies, effective 13 March 2006 until revoked. Mechanically, it changes the tariff treatment applied to importers of those specific goods; the decision was taken by a delegate under s.269P of the Customs Act 1901 and remains in force until revoked under ss.269SC or 269SD, imposing administrative obligations on importers and customs officers to apply the Schedule 4 treatment.