Indian markets ended higher on September 3, with the Sensex rising 0.51% to 80,567 and the Nifty 50 closing at 24,716. Metal stocks led gains, with Tata Steel, Hindalco and JSW Steel among top performers, while IT shares lagged, with Infosys, Wipro and TCS as top losers. Investors remained cautious ahead of the GST Council meeting.