This Order applies Tariff Concession Item 50 (Part III, Schedule 4) to a specified high‑pressure hydraulic oil system (tariff code 8412.29.00), effective 8 October 2007, until revoked under the Customs Act (s269P). Importers of the listed equipment face lower or exempt customs duty (they pay less); the declaration was made by a delegate of the CEO of Customs and creates an ongoing compliance and classification and documentation obligation for importers and customs officials (revocation under ss269SC/269SD).