This Tariff Concession Order (TCO) declares that specific piston‑diaphragm slurry pumps (Customs Tariff heading 8413.50.90) meet Schedule 4 Item 50 of the Customs Tariff Act 1995, effective 6 March 2009. It applies only to pumps meeting the listed flow, pressure and solids‑concentration limits. The decision is made under s.269P by a delegate of the Chief Executive Officer; importers claiming the concession must ensure goods meet the stated technical specifications and will pay lower import duty while the Order remains in force (ss.269SC/269SD).