ISIN

It is a 12-character alphanumeric code that uniquely identifies a specific security, such as equity shares, bonds, mutual fund units, etc., across the globe.

Key Features of ISIN:

• Global Identifier: Standardized by the International Organization for Standardization (ISO 6166).
• Used worldwide for cross-border trading and settlement.
• Assigned in India by NSDL or CDSL under SEBI’s regulation.

Structure of ISIN:

An ISIN is made up of:

1. Country Code (2 letters) – For India, it’s IN
2. Security Identifier (9 characters) – Unique to each security
3. Check Digit (1 character) – Ensures the code’s validity
   
   

Example (for a share listed in India): INE570X01014

• IN – India
• E570X0101 – Company & security-specific
• 4 – Check digit

Why ISIN Matters:

• Used for demat holdings, corporate actions, and international transactions.
• Ensures accurate identification of securities across countries and systems.