Mechanically, this Order (made under s.269P of the Customs Act 1901) applies Part III Schedule 4 item 50 of the Customs Tariff Act 1995 to goods classified 7308.90.00 described as “screens, radiant heat and weather shielding, offshore oil rig”, effective 02.07.2010 and continuing until revoked under ss.269SC or 269SD. It affects importers of those screens (by changing their tariff treatment and compliance/classification obligations) and the Customs administration (by creating an enforceable classification and an administrative revocation pathway).