This Tariff Concession Order (TCO 0701754) declares specific parts for glass-fibre manufacturing lines (spinners, covers, lips, hubs, walls, supports, baskets, blowing crowns, centre plates) classified at HS 8475.90.00 to be subject to the Part III, Schedule 4 concession item 50, effective 7 May 2007, made under s.269P of the Customs Act 1901. Practically, importers of those listed parts become eligible for the Schedule 4 concession (reducing or removing customs duty); the concession stays in force until revoked under ss.269SC or 269SD.