This Tariff Concession Order declares that a specific class of polyethylene resin (Customs code 3901.10.00) meets the conditions to which Part III, Schedule 4, item 50 of the Customs Tariff Act 1995 applies, effective 19 August 2008 until revoked. It mechanically changes tariff treatment for import consignments that meet the stated physical tests (density < 905 kg/m3 and MFI ≥ 0.8 g/10 min). Importers must prove those measurements to customs; the concession can be revoked under the Customs Act (ss.269SC–269SD).