ONGC Cairn

State-owned Oil and Natural Gas Corporation (ONGC) has yet to take operational control of the Cambay basin block CB-OS-02 in Gujarat after Vedanta challenged the government's decision not to extend the block's contract term. The Ministry of Petroleum and Natural Gas, through a September 19, 2025, directive, rejected an extension of the contract for the block, in which ONGC holds a 50 per cent participating interest, Vedanta holds 40 per cent, and Invenire Petrodyne Limited holds 10 per cent. Following the government's decision, ONGC said it was instructed to immediately take over operations of the block and deployed an operational team to Suvali in Gujarat from September 20, 2025. However, the company said Vedanta has not yet handed over operations. "Pursuant to the Government of India directive, ONGC requested Vedanta for the immediate handover and deployed its operational team at Suvali, Gujarat, from September 20, 2025. However, Vedanta has not yet handed over the operations," ON

India in July opened 2.8 million sq km of sedimentary basins for oil and gas exploration in a bid to raise domestic production and cut excessive dependence on imports