Tariff Concession Order 0608791 designates certain ore‑handling stackers and/or reclaimers (classified at 8428.90.00) as goods to which Item 50 in Part III of Schedule 4 of the Customs Tariff Act 1995 applies, effective 22 May 2006. The declaration was made by a delegate of the CEO under section 269P and remains until revoked under sections 269SC/269SD. Practically, importers must meet the specific product description and tariff classification to obtain the Schedule 4 treatment; customs administration decides eligibility and revocation.