This Tariff Concession Order applies the item numbered 50 in Part III of Schedule 4 of the Customs Tariff Act 1995 to radial stackers classified at tariff heading 8428.33.00, effective 10 May 2006. The declaration is made by a delegate under s269P of the Customs Act 1901 and remains in force until revoked under ss269SC or 269SD. Practically, it changes how import duty is applied to these imported machines and creates an administrative entitlement and compliance obligation for importers while revocation remains possible.