This Tariff Concession Order (made under s269P of the Customs Act 1901) declares that certain spare parts for on‑road trucks (o‑rings, seals, gaskets, washers, grommets) classified at 4016.93.00 are subject to Part III, Schedule 4 item 50 of the Customs Tariff Act 1995. It takes effect from 17 October 2007 and runs until revoked. The order changes how these imported items are treated at customs: importers, brokers and customs officers must apply the Schedule 4 item named in the Order when lodging entries for these parts.