No. 59/91 - Dated: 25-7-1991 - Cus
Exemption of basic duty and whole of additional duty on specified leather preservative chemicals falling within Chapter 29 or 38 imported for use in leather industry
No. 58/91 - Dated: 25-7-1991 - Cus
Exemption to specified goods falling within Chapter 28 or 38 imported for the manufacture of refractory products
No. 57/91 - Dated: 25-7-1991 - Cus
Exemption of basic duty and whole of additional duty to zirconium oxide and yttrium oxide falling within chapter 28 imported for manufacture of raw cubic zirconia