The Principal notification was published in the Gazette of India, Extraordinary, vide Notification No.36/2001 – Customs (N.T.), dated, the 3rd August, 2001 (S.O.748 (E), dated, the 3rd August, 2001) and was last amended vide Notification No. 112/2006-Customs (N.T.), dated, the 31st October, 2006 (S.O. 1859 (E) dated 31st October 2006).