Complied AIComplied AI
Compliance calendar
SEBIExchanges and other

Extinguishment of matured debt securities

An issuer extinguishes each matured debt ISIN to stop NSDL's daily non-extinguishment charge.

How this is timed

Standing duty, no filing date

Regulator
SEBI
Category
Exchanges and other
Form
Not specified
Last verified
2026-09-01
Read statutory basis

Extinguish a matured debt-security ISIN when the security matures. NSDL charges 100 rupees per ISIN for each day that a matured ISIN remains unextinguished. This is a daily-accrual alert, not a periodic filing date.

Deadlines counted from an event

These have no calendar date. The clock starts when the event happens.

Standing duty

Extinguish the matured ISIN; the charge accrues for each day it remains unextinguished.

Applies when: A listed debt security reaches maturity.

The rule

Stated as the law states it, so you can work out any period yourself.

Extinguish on maturity

Extinguish the matured ISIN; the charge accrues for each day it remains unextinguished.

Applies when: A listed debt security reaches maturity.

Who must comply

  • An issuer with a matured debt-security ISIN in NSDL

Statutory basis

Read the provision here where we hold it, or on the regulator's site.

If you miss it

NSDL charges ₹100 per ISIN per day until the matured ISIN is extinguished.

Last verified 2026-09-01. Confirm against the official source before you rely on it.