Anti-dumping duty imposed on phthalic anhydride from Indonesia, restricting dumped imports and protecting domestic industry. Imposition of Anti-dumping duty on phthalic anhydride originating in, or exported from, Indonesia following the Designated Authority's findings of dumping, material injury and causation; duty imposed under the Customs Tariff Act and the Anti-dumping Rules, applicable to all exporters and imports of the product, at a specified rate per metric tonne, with a defined effective period and notification particulars for administrative compliance.