The Justice G.T. Nanavati commission was a one-man commission headed by Justice G.T. Nanavati, a retired Judge of the Supreme Court of India, appointed by the National Democratic Alliance (NDA) government in May 2000, to investigate the "killing of innocent sikhs" during the 1984 anti-Sikh riots.The commission was mandated to submit its report within six months, but it took five years. The report in two volumes was completed in February 2005.