This Tariff Concession Order (TC 0839714) declares a specific skid-mounted nitrogen pumping system (diesel engine, storage tank, heat-recovery unit) to be a good to which Part III, Schedule 4 item 50 of the Customs Tariff Act 1995 applies, effective 13 Nov 2008 until revoked. It instructs customs to treat imports of that product under the cited Schedule 4 item.
A delegate of the CEO made the decision under s.269P of the Customs Act 1901; revocation is possible under ss.269SC–269SD. Importers and customs must change classification and clearance practice accordingly.