Oil India Ltd, the nation's second biggest state-owned explorer, has roped in French energy giant TotalEnergies to provide technical assistance in finding oil and natural gas reserves in deep and ultra-deepwater areas.

"OIL and TotalEnergies inked a technology service agreement on November 19, 2025 in New Delhi to strengthen strategic collaboration for exploration activities in deep and ultra-deepwater offshore frontiers of Indian sedimentary Basins, including the stratigraphic wells as mandated by the government of India," OIL said in a statement on Wednesday.

The agreement puts in place a framework to leverage TotalEnergies' expertise in deep and ultra-deepwater exploration value chain across OIL's current and future offshore portfolio.

It includes the ongoing appraisal programme of g

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