Digital Signature for NSWS Portal – How to Apply & Use DSC Online

By 99Digital Signature on Aug, 27 2026

The National Single Window System (NSWS) is a platform created to help businesses and investors get various government approvals, registrations and clearances through a single online system. Because many applications and documents are sent electronically a Digital Signature Certificate (DSC) can be a requirement for finishing online tasks safely and quickly.

What is a Digital Signature for the NSWS Portal?

A Digital Signature Certificate is an identity used to confirm and digitally sign documents that are sent online. For businesses that use the NSWS portal a DSC can help confirm the identity of the person who is signing an application or sending business-related documents.

Of printing documents signing them by hand scanning them and uploading them again users can digitally sign documents that are eligible directly through the online process.

How do I add a digital signature to my NSWs portal?

Login to the NSWS portal and Go to Profile. /li>
Find Authorised Signatory Details and click Add New.
Enter the PAN number of the authorised signatory. The name is fetched automatically from NSDL.
Fill in the required authorised signatory details.
Click/toggle Add Digital Signature Certificate.
Make sure your DSC USB token is connected to the computer.
Run the required emBridge utility so that NSWS can communicate with your DSC token.
On the DSC registration screen:
- Select the Provider
- Select your Certificate
- Enter your Token Password/PIN
- Click Register DSC.
After successful registration, the DSC should appear as registered against the authorised signatory.

Why need Digital Signature for NSWS?

Businesses might have to send applications and approvals through the NSWS platform. Depending on the service, department or application digital authentication or signing might be needed.

Using a DSC benefits of NSWS:

Secure authentication
Faster online document submission
Paper usage
Easier business approval processes
Document security
Simple online signing from any location

A DSC also helps make sure that documents that are signed electronically are linked to the person who is allowed to sign them.

Which DSC Is Required for NSWS?

The exact DSC requirement can depend on the service or application being sent through NSWS. Usually businesses should use a Class 3 organization based DSC that is issued by a Certifying Authority (CA) and make sure that the certificate is registered in the name of the person who is allowed to sign where needed.

Before getting a DSC applicants should check the requirements for the specific NSWS service they plan to use. The details of the person who is allowed to sign should also match the information needed for the application.

How to Use a Digital Signature on NSWS

The general steps might include getting a DSC installing the needed token drivers or signing tool signing into the NSWS portal choosing the right application and finishing the digital signing or authentication when asked.

Users should make sure that their DSC is working and that the needed signing software, browser settings and USB token drivers are set up correctly.

Benefits of Digital Signature on NSWS

For companies, startups, manufacturers, exporters and other organizations digital signing can make online approval processes easier. It reduces the need for paper documents. Lets authorized people finish eligible applications electronically.

A valid DSC can also be useful on government and business-related sites depending on the type of certificate and the rules of each site.