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National Securities Depository Limited
3rd Floor, Naman Chamber,
Plot C-32, G-Block,
Bandra Kurla Complex, Bandra East,
Mumbai , Maharashtra - 400 051
CIN: U74120MH2012PLC230380
SEBI Registration Number - IN-SD-NSDL-01-96

Last Updated: 21 April 2026
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NSDL SMS Alert Facility

NSDL’s SMS Alert Facility For Demat Account Holders is Important For Timely Notifications On Account Activities.

The SMS facility helps investors stay informed and vigilant about their activities in their demat account.
NSDL demat account holders receive direct alerts for the following activities:

  • All debit transfers 
  • Credits for IPO, sub-division and bonus 
  • Unsuccessful instructions
  • Overdue instructions
  • Change of mobile number
  • Change of address
  • Debit of Mutual Fund units
  • Invocation of pledged securities
  • Registration and De-registration of Power of Attorney
  • Modification / Cancellation of nominee name
  • Initiation/Confirmation of pledge instructions
  • Mutual fund redemption request submission by client and acceptance/rejection of the same by RTA
  • SMS Alerts to Clients for Blocking/Debit of shares in demat account in respect of Tender Offer instruction

NSDL SMS Alert Facility Comes At No Cost 

NSDL doesn't charge DPs for offering this facility to investors.
How to enable NSDL SMS alert facility?
Investors must submit a request to their DP for enabling the SMS alert facility. To a certain the enablement of the service, investors are requested to download NSDL SPEED-e mobile app and fetch Client Master List (CML) to verify the activation of the facility
To know more please watch the video given below.

Trouble Receiving SMS Alerts? 

In case of issues in receiving SMS alert or any clarification with regard to registration, investors can reach out to their DPs.

For Further Details / Information Investors May Contact Us At:

Investor Relationship Cell
National Securities Depository Limited
301, 3rd Floor, Naman Chambers,
Plot C-32, G-Block,
Bandra Kurla Complex, Bandra East,
Mumbai, Maharashtra - 400 051
Board Tel: 022-6944 8400/ 6944 8500
Investor Helpline.: 022-48867000 
Email :  relations@nsdl.com or click here to submit Complaint / Query online

NSDL helps demat account holders to monitor the important transactions happening in their account by sending SMS alerts on their mobile number registered in the Demat account. As the alerts are sent by NSDL directly, they reflect the true status of the demat account. This facility is completely Free for Demat account holders.

In case you have not been using this facility already, you may register yourself simply by submitting a written request to your DP mentioning your mobile number. You will start receiving the alerts once your mobile number is successfully recorded and the SMS flag for receiving SMS alerts option is enabled in the depository system by your DP. Those account holders who want to register their mobile number to DP but do not wish to avail of this facility may inform their DP to disable the SMS flag provided such accounts are not operated by Power of Attorney and are not Basic Service Demat Accounts.

  1. All debit transfers 
  2. Credits for IPO, sub-division and bonus 
  3. Failed instructions 
  4. Overdue instructions 
  5. Change of mobile number 
  6. Change of address 
  7. Debit of mutual fund units 
  8. Registration and de-registration of Power of Attorney 
  9. Modification, cancellation/deletion of nominee name 
  10. Pledge initiation, confirmation and invocation (to pledgor) 
  11. Blocking of and debit of shares in respect of tender offer instruction.

For a change of address, registration and de-registration of Power of Attorney in the depository system, SMS alerts are sent to registered mobile phones irrespective of whether the account holder has opted for this facility or not.

NSDL directly sends messages for many important transactions carried out in a Demat Account to the registered mobile number. This acts as an effective monitoring method to safeguard your demat account.

No charge is levied by NSDL on DPs for providing this facility to account holders.

If you are not getting SMS alerts, you need to give a request to your DP to enable the SMS Alert flag in the depository system. Merely giving a mobile number is not sufficient.

In case you change your mobile number, you just need to provide your new mobile number to your DP in writing. Once the change is effected by DP in the depository system, you will receive a message on your old as well as new mobile number in this regard. In case you are considering changing your mobile number, you may like to opt for mobile number portability by which you may change your service provider but retain the current mobile number.

No, except for individual accountholders who are having a Basic Service Demat Account and whose accounts are operated through Power of Attorney, this facility is not mandatory, but highly recommended. As the alerts are directly sent by the depository, you are in a position to monitor the important transactions happening in the account and take appropriate actions, if required.

The terms and conditions related to SMS Alert Services are available at Terms and Conditions

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