How to Check Demat Account Number?

5Paisa Admin

Last Updated: 30 Sep 2026, 12:14 PM IST

How to Check Demat Account Number?
Content

A Demat account, short for Dematerialised account, is essential for individuals looking to invest or trade in the stock market. Much like a bank account holds your cash, a Demat account securely holds your financial securities such as shares, bonds, and mutual fund units in electronic form. Understanding your Demat account number is crucial for seamless trading, accessing investment records, and ensuring smooth transactions.

This article explores what is a demat account number and how you can find your demat account number.

Key Takeaways

• A Demat account stores an individual’s shares, bonds, and mutual funds electronically, and a Demat account number helps to identify a particular investor’s holdings and transactions. 

• If you forgot your Demat account number, you may recover it from the documents that you submitted while opening the Demat account, by contacting your Depository Participant (DP) and providing them with your PAN and email id, or by logging into your broker’s application or website. 

• Besides, you may also get your CMR (Client Master Report) resent to you by your DP if you have misplaced it or contact CDSL/NSDL customer service to get the required information. Additionally, you can also check your email and physical mail for any mails/statements sent to you by your DP. 

• Your Demat account number helps to verify and record all securities transactions. It allows the investor to view and track their holdings, maintain a record of all transactions done, and ensure that any transfers of securities to another Demat account have been done. 

• Further, it may be noted that for the purpose of regulatory compliance, a unique Demat account number is required to be quoted for any financial transaction, and this helps to maintain transparency and accountability in all transactions and prevents errors and frauds to a great extent. 

• The Demat account number has a unique format for both CDSL and NSDL, where the former has a 16-digit unique number while the latter has an “IN” followed by 14 digits as the Demat account number. 

• Besides, investors must not share their Demat account number with anyone and must always ensure that they use a trusted and updated system with good anti-virus protection to keep their mails and accounts secure. 

• Moreover, one must stay wary of any phone calls, emails, and messages claiming to be from one’s broker and must not provide the account number and passwords to any such entity without verifying the authenticity of the contact. 

• Finally, by understanding what a Demat account number is and the unique formats that NSDL and CDSL follow, investors can recover their account number with ease and keep track of all records related to their Demat account in order to ensure safety and prevent any fraud. 

How Can I Get My Demat Account Number?

If you forget or misplace your Demat account number, follow these steps to retrieve it:

Check Your Account Opening Documents

Revisit the documents provided by your broker or DP during the account opening process.

Contact Your Depository Participant (DP)

Reach out to your DP with your registered details, such as PAN number and email ID, to retrieve your account number.

Access Online Platforms

Log in to your trading platform or broker’s app and check your account profile for the Demat account number.

Request a Duplicate CMR

If you have lost your original CMR, you can request a duplicate copy from your DP.

Utilise Help Desks

Both CDSL and NSDL have dedicated customer service channels that can assist you in locating your account number.

Verify Email or Physical Statements

Check your inbox or physical mail for periodic statements from CDSL or NSDL, as they include your account number.

Importance of Your Demat Account Number

Transaction Verification

Every transaction related to your securities requires your Demat account number to ensure accuracy and transparency.

Portfolio Management

Your Demat account number helps you access your holdings and monitor your investment portfolio.

Record Keeping

It is used to track all trades, dividends, and other corporate actions associated with your investments.

Transfer of Securities

When you buy or sell securities, the Demat account number ensures the assets are transferred to the correct account.

Compliance

Regulatory requirements mandate the use of a unique identifier for all financial transactions to avoid errors and fraudulent activities.

Which Are The Two Demat Account Number Formats?

The format of your Demat account number depends on the depository that manages your account. In India, there are two central depositories: Central Depository Services Limited (CDSL) and National Securities Depository Limited (NSDL).

CDSL Format: The Demat account number under CDSL is a 16-digit numeric code.

Example: 1234567890123456.

NSDL Format: The NSDL account number comprises a 2-character prefix (‘IN’) followed by a 14-digit numeric code.

Example: IN12345678901234.
 

How to Keep Your Demat Account Number Secure

Your Demat account number is sensitive information and should be safeguarded to prevent misuse or fraud. Here are some tips to enhance its security:

Use Strong Passwords

Protect your trading accounts and associated apps with strong, unique passwords that are regularly updated.

Enable Two-Factor Authentication

Most brokers offer two-factor authentication (2FA) for an additional layer of security during login.

Avoid Sharing

Never share your Demat account number with unauthorised persons or on unsecured platforms.

Monitor Account Activity

Regularly review your account statements and transaction history to detect any unauthorized activities.

Secure Devices

Use secure devices with updated antivirus software to access your Demat account.

Beware of Phishing Scams

Be cautious of fraudulent emails, calls, or messages asking for your account details. Always verify the source before sharing any information.
 

Conclusion

Knowing your Demat account number is indispensable for managing your investments effectively. This unique identifier connects you to your portfolio and facilitates smooth trading, record-keeping, and compliance. By understanding the formats used by CDSL and NSDL, you can easily recognize and retrieve your account number when needed. Additionally, practicing security measures can safeguard your Demat account from unauthorized access or fraud.

Whether you’re a seasoned investor or a beginner, taking steps to familiarize yourself with your Demat account number and keeping it secure will empower you to navigate the financial markets confidently. If you ever face challenges retrieving or securing your account details, the tools and processes provided by your depository participant and depositories like CDSL and NSDL will help you maintain access and control over your investments.

Disclaimer: Investment in securities market are subject to market risks, read all the related documents carefully before investing. For detailed disclaimer please Click here.

Frequently Asked Questions

Your account opening time may vary from 7 to 20 days based on length of time it takes to process necessary paperwork. To start process of creating your account, you will need to provide few papers. When these documents are processed, your account will be prepared for stock trading online.

Your Demat account number is a 16-digit unique identifier that is assigned to your account for holding securities in electronic form.
 

Yes, you can find your Demat account number using your PAN card by checking with your depository participant or logging into your DP's online portal.

You can find it in your welcome kit provided by the Depository Participant (DP) when opening the account or in account statements and transaction records.

There is annual price associated with account. annual fee could be cheap or expensive, depending on service provider you've selected. There are no other drawbacks to having account. To prevent problems, make sure your stockbroker offers adequate oversight to enable seamless execution of trading operations in your account.

No, your Demat account number is a combination of your DP ID (first 8 digits) and client ID (last 8 digits).
 

Yes. The format differs depending on the depository:

NSDL demat account numbers are 16 characters long, beginning with ‘IN’ followed by 14 digits (e.g., IN30012345678901).

CDSL demat account numbers are purely numeric, consisting of 16 digits (e.g., 1234567890123456).

Yes, log in to your DP’s online portal or mobile app to view your Demat account details, including the account number.
 

Yes, they are essentially the same. BOID stands for Beneficial Owner Identification Number, which is the technical term used by depositories like CDSL. It refers to your unique demat account number that identifies your holdings under the depository system.

Contact your DP’s customer service with your registered details, and they will assist you in retrieving the number.

No, they are different. A trading account number is issued by your broker and is used to place buy or sell orders in the stock market. A demat account number is issued by the depository participant (through NSDL or CDSL) and is used to hold the securities you buy. Both accounts are usually linked, but their numbers and purposes are separate.

Yes, most trading platforms display your Demat account number under the profile or account settings section.

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