This Order grants a tariff concession (Schedule 4, Part III item 50) for a specifically described yarn (tariff heading 5205.24.00: single‑ply, ring‑spun, waxed, at least 95% cotton and at most 5% cashmere, tex not greater than 15), effective 13 October 2005 until revoked under the Customs Act. It affects importers and businesses that classify or import that yarn by changing customs duty treatment and therefore the commercial incentive to import; compliance requires meeting the precise product description and classification in the Order.