What is URN and SRN in an Aadhaar card ?

URN is Update Request Number. When a user update the Aadhar details through an Aadhar Enrollment Centre, user will be allotted a 14 digit unique number called Update Request Number (URN).

SRN is Service Request Number. When a user update the Aadhar details through an Aadhar Self Service Update Portal (https://ssup.uid..), user will be allotted a 14 digit unique number called Service Request Number (SRN).

Both SRN and URN are required to track the status of update in your Aadhar card.

Step by step instructions to track the Aadhar card update request is provided in the below link.

• Visit Aadhar portal (https://uidai.gov.in/)
• Click on "Check Address update status"

• Enter Aadhaar number. Enter URN or SRN to track the status of your Aadhar update.

• Enter the text verification code and click on submit button to check the status of Aadhaar update

SRN or Service Request Number is generated when a resident initiates an Aadhaar Address update request via Validation Letter. You can track the status of your request using this SRN and your Aadhaar number from here.

Once you successfully complete the process of online address update, you get a 14 digit number called URN or Update Request Number. This URN is also sent via SMS to your number. You can use this URN and Aadhaar Number to track the status of your address update request from here.

SRN is 28 digits Service Request Number which is generated after raising request for Order Aadhaar Reprint on UIDAI website. It will be generated every time whenever the request will be raised regardless whether payment is successful or not.