A major transboundary river in the Punjab region, formed in the Himalayas and crucial to India–Pakistan water sharing.
The International Court of Arbitration has ruled that the Indus Waters Treaty remains fully in force, obliging India to limit construction on the Ratle hydroelectric project in Kashmir. Both sides remain locked in a long-running dispute over water-sharing between India and Pakistan, with a neutral expert due by mid-2027 to assess project compliance.