What this Order does (mechanically): This Order declares that specific knitting yarns (single‑ply, combed, waxed, ring‑spun, containing ≥50% and <85% cotton) classified at tariff heading 5206.21.90 are goods to which item 50 of Part III, Schedule 4 of the Customs Tariff Act 1995 applies, effective 30 May 2006 and continuing until revoked under ss.269SC or 269SD of the Customs Act 1901.
It affects importers, customs brokers and downstream manufacturers: they must show the yarns meet the listed description to claim the Schedule 4 item on import, and must check Schedule 4 and the Customs Act to determine the precise duty outcome.