New Delhi, Nov. 15 -- State-owned Oil and Natural Gas Corporation (ONGC) has taken over the operations and control of the disputed Cambay offshore oil and gas block from Vedanta Oil & Gas Ltd following a Delhi High Court ruling. Vedanta, meanwhile, has recognised an impairment charge of approximately Rs.379 crore against assets and receivables associated with the block.

The takeover of the CB-OS-02 block became effective on July 22, 2026, after a single-judge bench of the Delhi High Court dismissed Vedanta's petition challenging the government's decision not to extend the production-sharing contract (PSC), according to regulatory filings by both companies.

The legal dispute is, however, not over, as Vedanta has appealed against the orde...