DSC For Signing Invoices: Complete Guide 2020


A signature is a kind of introductory identification for a personality. The signature can be described to recognize a person by its unique types of structures. Most of the people contain their own kind of signature style.

Every document regarding any type of official works needs to verify, and by a single signature of a high posted officer, it could be verified and certified. Actually the digital signing process is nothing but a class 2 digital signature service which is a mathematical scheme that generally verifies the authenticity of digitized messages or documents.

Nowadays, all types of processes like industrial or official or anything that resembles the importance for society is generally classified by high ranked persons.

Alongside the physical pen and paper signatures, the web platform has already been offered a digital platform for approving documents by signing it via internet virtual ground. That is why the digitized world is been created to reduce human physical efforts or to save time.

What is DSC?

Digital signature certificate (DSC) is nothing but the signature services offered by the digital ground of electronics. It generally means of signing any types of documents through digital portal platforms. It is a process by which the authenticity of the person who is signing could be verified in a fluent way. Apart from all this stuff, we can phonetically mean this thing simply as an electronically signing process.

What are the Requirements of DSCs?

The DSC or the class 2 digital signature services can be substituted for the physical appearance of a handwritten signature. DSC is only valid when it is created obeying all the required rules and regulations as per the provisions which are announced by the massive Information Technology Act, 2000.

Before the E-invoicing system invented, the CGST was a rule which requires all the invoices (including credit and debit notes) to be signed each and physically by the representative of the entity who is issuing this invoice.

The e-invoicing system needs a supplier for uploading the JSON of the invoice onto the Invoice Registration Portal (IRP) and allows us to proceed for further verification. The digitized signature is one of the optional parameters that is been required in this case of class 2 signature service through electronic ways.

As mentioned earlier, the JSON of the invoice needs to be uploaded onto the IRP in the proper way of submission. Once the IRP clears the invoice as valid, it will be able to sign the JSON and the provided QR code digitally. When the supplier submits the printed copy to the recipient, he or she will have to make the disclosure of the QR code.

The digital signature and invoice reference number (IRN) would be generated by the IRP automatically. But the disclosure and the QR code, digital sign of that supplier have to be disclosed separately though it is not interchangeable.

Procedure to attach a DSC in the digital invoice

To sign a digital invoice through a digitized platform there are several steps that a signature holder has to go through. The user has to be ensured about the necessary software for the reading portals of the DSC is present in his or her user device including the tool named ‘emSigner’ as well, and most importantly GST portal is been mandatorily installed in the working device and running flawlessly.

Let’s have a quick look upon the processes to be followed:-

Step 1:

There are a number of ways to generate an invoice in the JSON format. For example, offline utilities, digital web platforms, mobile apps, etc. can be considered. After doing all these, the user will be able to log on to the IRP’s website and be allowed to attach the JSON through the proper way of submission.

Step 2:

The user has to click on the button named ‘Verify using DSC’. For which, A dialogue box will appear, and various digital signatures will available on the screen.

Step 3:

Then the user should choose the appropriate Digital Signature bar and click on ‘Sign’. The user has to be ensured about the DSC which should be verified and registered by Authorised Signatory on the GST portal. The user may be informed by the utility system of the web plot to enter the password for the DSC.

Step 4:

After fulfilling all the required stuff by the user, a success message will be screened in front, which will indicate successful confirmation about the submission of attachment of the Digital Signature Certificate. Then the user would press OK and proceed for further.


According to the cryptographic protocol, digital signatures are a standard element that commonly used for software distribution, financial transactions, and so on. The electronic class 2 digital signature services include electronic data that carries the intent of a signature and in other cases, the contract management software is very much important to maintain and to detect all the standard forgery or tampering.

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