Tata Motors' consolidated net profit fell 63% year-on-year to ₹3,924 crore in Q1 FY26, hit by weaker volumes and reduced profitability at Jaguar Land Rover amid US auto tariffs. Revenue slipped 2.5% to ₹1.04 lakh crore, while EBITDA margin contracted to 9.3%. The company expects festive demand and tariff clarity to aid recovery in the second half.