Specified debentures under section 80L: Flexibonds-16th series designated as qualifying tax-saving bonds in physical and demat form. The Central Government specifies debentures issued by the Industrial Development Bank of India, Mumbai, in its public issue of Flexibonds (16th series) as qualifying instruments under clause (ii) of sub-section (1) of section 80L of the Income-tax Act. The notification lists distinctive-number ranges for Industrial Development Bank of India Infrastructure (Tax Saving) Bonds (2003 B) of the 16th series held in physical form and separately lists distinctive-number ranges for those held in dematerialised form, identifying which bonds are covered for tax-deduction eligibility.