The Government of Tamil Nadu Finance Department has announced that the 8.72% Tamil Nadu SDL 2026 will be repaid at par on September 19, 2026, with interest ending on September 18, 2026, and no further interest accruing after repayment day.Repayment and ProceduresRepayment Date: September 19, 2026 (at par, with interest paid up to September 18, 2026).Payment Method: Proceeds go automatically to registered holders via electronic means or pay order using recorded bank particulars.Physical Tender Requirement: Holders without electronic mandates must submit securities 20 days early to the Public Debt Office or designated State Bank of India treasury branches, discharged with "Received the Principal due on the Certificate."