Overview On 21 March 2026 , the U.S. sanctions regime on Iranian oil was temporarily relaxed for 30 days. The waiver, announced by the Office of Foreign Assets Control (OFAC) , allows oil loaded on or before 20 March and discharged by 19 April to be purchased without penalty. Traders report that Indian refiners and several Asian players are now assessing the opportunity. Key Developments Three Indian refining sources have signalled intent to buy Iranian oil , pending government clearance and payment‑term clarity. Asian refiners in Singapore, South Korea and Japan are conducting compliance checks before committing to purchases. The waiver is the third such temporary relief since the U.S. sanctions were reinstated in 2018. About 170 million barrels of Iranian oil are currently at sea, according to Kpler . Important Facts The waiver covers oil on any vessel, including those in the shadow fleet . Approximately 130‑140 million barrels represent less than 14 days of the Middle‑East’s production loss. Asia imports roughly 60% of its crude from the region; the recent near‑closure of the Strait of Hormuz has forced many refineries to cut runs and limit fuel exports. Before the 2018 sanction re‑imposition, major buyers of Iranian oil included China, India, South Korea, Japan, Italy, Greece, Taiwan and Turkey . China remains the largest buyer, importing about 1.38 million barrels per day in 2025, attracted by deep discounts. UPSC Relevance Understanding the dynamics of U.S. sanctions on energy commodities is essential for GS‑III (Economy) and GS‑II (Polity) questions on international trade, energy security, and diplomatic leverage. The role of the OFAC illustrates how financial instruments are used as foreign‑policy tools. The strategic importance of the Strait of Hormuz links to questions on geopolitics of energy corridors. Domestic implications for India—limited crude stocks, reliance on imports, and the need for government clearance—tie into GS‑III topics on energy policy, balance of payments, and strategic petroleum reserves. Way Forward India should seek clear guidelines on payment mechanisms, possibly using alternative currencies or escrow arrangements to mitigate banking risks. Regional cooperation to monitor the shadow fleet and ensure compliance with international law will be crucial. In the longer term, diversifying import sources and expanding strategic reserves can reduce vulnerability to sudden geopolitical shocks such as a closure of the Strait of Hormuz .