Bearish for Refiners: Govt Imposes Export Duty on Diesel, ATF

The Indian government has set export duties on diesel at ₹23 per litre and on aviation turbine fuel (ATF) at ₹33 per litre, effective for the fortnight starting May 1. Petrol exports remain duty-free. This policy change directly impacts the profitability of Indian refiners who export these products.

This move is significant for the Indian stock market as it directly affects the earnings of major oil and gas companies with refining operations. Higher export duties reduce the net realization for refiners on their export volumes, thereby compressing their gross refining margins (GRMs). This could lead to downward revisions in earnings estimates for the sector.

Stocks of integrated oil companies and standalone refiners such as Reliance Industries (RELIANCE), Mangalore Refinery and Petrochemicals (MRPL), and Chennai Petroleum Corporation (CPCL) are likely to face negative pressure. Public sector oil marketing companies like Indian Oil Corporation (IOC), Bharat Petroleum Corporation (BPCL), and Hindustan Petroleum Corporation (HPCL) will also see an impact on their refining segments. The 'Oil & Gas' sector, particularly the refining sub-segment, is expected to trade with a bearish bias.

Traders should monitor the government's fortnightly review of these duties, as changes in global crude prices and domestic fuel demand could lead to adjustments. Watch for management commentary from affected companies regarding the impact on their GRMs and export strategies. Any sustained increase in global product cracks could partially offset the duty impact, but the immediate outlook is negative.

• •Government set export duty on diesel at ₹23/litre.
• •Export duty on aviation turbine fuel (ATF) set at ₹33/litre.
• •Petrol exports remain duty-free.
• •New duties are effective for the fortnight starting May 1.
• •Risk flag: Indirect impact if refining sector slowdown affects broader industrial credit demand.