https://www.taxtmi.com/notifications?id=21505 The substituted proviso conditions the customs exemption on an importer undertaking that the imported steel tubes will be used for the specified purpose, that an account of quantities received and consumed at the place of manufacture will be maintained as directed by the Assistant Collector of Customs, and that a manufacturer certified extract of that account will be produced within three months or such extended period; failure to comply triggers payment on demand of the duty difference between leviable duty and duty already paid. en-us Mon, 28 Apr 1986 00:00:00 +0530 Thu, 03 Sep 2009 12:02:00 +0530 TaxTMI RSS Generator https://www.taxtmi.com/notifications?id=21505 The substituted proviso conditions the customs exemption on an importer undertaking that the imported steel tubes will be used for the specified purpose, that an account of quantities received and consumed at the place of manufacture will be maintained as directed by the Assistant Collector of Customs, and that a manufacturer certified extract of that account will be produced within three months or such extended period; failure to comply triggers payment on demand of the duty difference between leviable duty and duty already paid. Notifications Customs Mon, 28 Apr 1986 00:00:00 +0530 https://www.taxtmi.com/notifications?id=21505