Reliance Industries Ltd. and its global partner BP are facing a massive $30 billion claim linked to a long-running dispute over the KG-D6 gas block in India’s Krishna-Godavari Basin. The case, rooted in allegations surrounding gas migration and production rights, has resurfaced as one of the most consequential energy-sector litigations involving Indian corporate interests. Beyond its immediate financial implications, the dispute underscores persistent regulatory uncertainty in India’s upstream oil and gas sector.