Specified debentures under Section 80L confirm tax recognition for secured redeemable non convertible bonds issued by SAIL. Central Government specifies for the purposes of section 80L the five year secured, redeemable, non convertible and taxable debentures issued by Steel Authority of India Limited, carrying annual interest payable half yearly, issued as bonds of specified face value and identified by a defined range of distinctive numbers, thereby recognising those instruments under clause (ii) of sub section (1) of section 80L.