The company had sold 1,03,656 units in the corresponding period of 2012.
Global sales of all passenger vehicles in September 2013 stood at 49,267 units up marginally from 48,895 units sold in September 2012, Tata Motors said in a statement.
Sales of the company's luxury brand Jaguar Land Rover, however, rose by 35.57% to 35,874 units during September, as compared to 26,461 units in September 2012.