Safeguard duty recommended on unwrought aluminium imports to address surge causing serious injury to domestic industry. A safeguard investigation under the Customs Tariff Act and Safeguard Rules examines imports of Unwrought Aluminium after a joint application by major domestic producers. The Directorate General verified data, initiated proceedings, and found a substantial increase in imports, price undercutting, deteriorating domestic profitability, and idling capacity. Applying a causation analysis and the concept of critical circumstances, the preliminary findings link increased imports to serious injury and recommend provisional safeguard duty pending further verification and a public hearing.