This Tariff Concession Order (TC 1014804) declares certain interior wall‑mounted iron or steel air vents (classification 7326.90.90) are goods to which an item in Part III of Schedule 4 to the Customs Tariff Act 1995 applies. It takes effect from 25 March 2010 and continues until revoked under ss.269SC or 269SD of the Customs Act 1901. Practically, it changes the tariff treatment applicable to importers of the described vents, requires conformity with the Column 1 description and classification, and was made by a delegate of the CEO under s.269P.