What is the EURO emission category of Maruti Zen LXi (2006 model)?

Maruti Zen LXi has a 993cc, 1.0L, In-line 4-cylinders, 4 valves per cylinder, MPFI, BS-III compliant SOHC based petrol engine with a maximum power of 58 bhp at 6000 rpm and a maximum torque of 78.45 Nm at 4500 rpm and has a five speed manual gearbox transmission.