Tariff Concession Order 0936288 applies Item 50 in Part III of Schedule 4 of the Customs Tariff Act 1995 to programmable LPG/propane burners for melting and fusing mineral samples (tariff classification 8417.80.00), effective 25 Sep 2009 until revoked under ss 269SC/269SD. Mechanically, it changes the tariff treatment at import for these specific burners so that importers are charged the tariff outcome set by Item 50; the declaration was made by a CEO delegate under s 269P and relies on correct tariff classification.