This Tariff Concession Order treats imported fungicides based on difenoconazole and metalaxyl‑M (classified at tariff heading 3808.92.00) as falling under item 50 of Part III, Schedule 4 to the Customs Tariff Act 1995, effective 19 November 2008 until revoked. It changes tariff treatment for importers of those specific products, imposing an administrative eligibility check against the product description and giving Customs a delegated power to grant or revoke the concession under the Customs Act.