This Tariff Concession Order (TCO 0720375) declares that certain axial tunnel‑ventilation fans — specified by direct drive, minimum flow (65 cm3/s) and minimum diameter (1,800 mm) and classified at tariff heading 8414.59.90 — are goods to which item 50 of Schedule 4 to the Customs Tariff Act 1995 applies. Made under s.269P by a delegate of the Chief Executive Officer (Michael Perry), it takes effect 29 November 2007 and continues until revoked under ss.269SC or 269SD or any date listed in the Table. Importers of those fans may rely on item 50 applying if the goods meet the stated description and classification.