In this September update, we explore the latest developments and themes happening across India's upstream, downstream, gas, coal and power sectors. What can we infer from the Marginal Fields Policy for the upstream sector? Bracing for another weak monsoon season, which will have consequences on India's commodities demand. The government's power subsidy auction creates more demand for spot LNG. ONGC's petrochemical plant at Dahej is nearing completion. How will this impact the development of India's petrochemicals industry? We also explore why nuclear power cannot assist India in its carbon targets.