Federal prosecutors issued arrest warrants for the billionaire head of the Adani Group and his nephew Sagar, alleging they participated in a $265 million scheme to bribe Indian officials to secure power-supply deals.

Congress and other opposition parties accuse the government of Prime Minister Narendra Modi of protecting billionaire Gautam Adani.

India's parliament was disrupted for a third day on Thursday by opposition parties protesting the government's silence over allegations against billionaire Gautam Adani, who was recently indicted in the United States for alleged fraud and a scheme to pay bribes.

Indian banks are reviewing their Adani exposure and whether they need to tighten due diligence, eight bankers said on Thursday, after the group's billionaire founder Gautam Adani was indicted by U.S.