This Tariff Concession Order (TCO 0613441) declares that “frothers, ore processing, containing an alcohol blend” classified 3824.90.90 are covered by item 50 of Part III, Schedule 4 to the Customs Tariff Act 1995 from 12 Sep 2005 until revoked (made under s269P; revocation under ss269SC–269SD). Importers of these specified frothers get the Schedule 4 tariff treatment (typically reduced or nil duty). A delegate of the CEO decided the concession; importers must correctly classify and document goods with Customs to access it.