Digital Signature Certificate

Digital Certificate is your identity on the internet. Many Applications necessitates verification of the authenticity of the person e-filing. Digital Certificates (also called Digital Signatures) are digital equivalent (i.e. electronic format) of physical or paper certificates. Few examples of physical certificates are driver's licenses, passports or membership cards. Certificates serve as identity of an individual for a specific purpose, e.g. a driver's license identifies someone who can lawfully drive in a particular country. Likely, a digital certificate can be presented electronically to prove your identity or your right to access information or services on the Internet. It is a set of codes which is unique only to you. It cannot be manipulated. Thus, you are required to get a Digital Certificate from a certified body to comply with online filing.

We are providing Digital Signature certificate for different purposes, these certificates can be accepted for

  • E-Filing of Income Tax Return
  • MCA-21
  • DGFT
  • E-Governance (All States)
  • E-Tendering
  • E-Procurement
  • ONGC
  • Air India
  • DGS and D

Ministry of Company Affairs has launched a esteemed e-Governance program named MCA21. Under the said MCA21 program, new e-forms have been notified vide GSR No. 56(E) dated 10.02.2006 and statutory filing, in the office of ROC would be based on the new e-forms only. Digital Signature Certificate issued by E mudhra or TCS is required in order to make these new e-forms legally recognized and authenticated. These Digital Signature Certificate used for e-forms has legal recognition and validity same as handwritten signatures. Elaborated MCA21 program is available at

A Digital Signature Certificate, like hand written signature, authorize identity of the sender filing the documents through internet which sender cannot oppose or contradict. A Digital Signature Certificate is not only a digital equivalent of a hand written signature but also it adds extra data electronically to any message or a document where it is used to make it more accurate and more reliable. Digital Signature ensures that there is no data tampering once the document has been digitally signed. A DSC generally remains valid for 1 or 2 years, after which renewal is required.

MCA21 is an e-governance project of the Ministry of Company Affairs (MCA), Government of India which is not only accepted by all industrial sectors but also by professionals. Under this e-governance project, paper based environment evolves into a paperless one. New set of e-forms are especially designed for this project. These e-forms are available in different file formats and can be easily downloaded from the MCA Website,, which is approachable round the clock i.e. 24x7 hrs making filing of the e-forms also possible at any time of 24x7.


  • Your public key: anyone can get a copy of this and is part of the verification system
  • Your name and e-mail address: This is essential for contact information purposes and to enable the viewer to identify the details.
  • Expiry date of the public key: This part of the signature is used to set a shelf life and to ensure that in the event of elongated mishandling of a signature eventually the signature is reset.
  • Name of the company: This section determines the company that the signature belongs too.
  • Serial number of the Digital ID: This part is a unique number that is bundled to the signature for tracking at extra identification reasons.
  • Digital signature of the CA (Certification Authority): This is a signature that is issued by the authority that issues the certificates.


Digital Signature Certificate can be utilized to enter secured zones of web sites where member login is needed, surpassing the requirement of mentioning the user name and password. It insures by means of verification and validation that the user is the one whom he/she claims to be. This is done by bringing together the users credential to the digital certificate and in turn this method uses one point of authentication. Digital certificates assure confidentiality and also ensure that messages can only be read by authorized intended recipients. Digital certificates also verify date and time so that senders or recipients can not dispute if the message was actually sent or received.


Obligations for e-FILING, E-filing makes it mandatory to obtain a Class-2 Digital Signature Certificate and a Computer System running following software along with internet access-:

  • Windows 2000 / Windows XP
  • Internet Explorer 6.0 & above
  • Adobe Acrobat Reader 7.0.5
  • Java Runtime Environment (JRE)
  • Download a sample MCA21 e-Form (e-Form 23AC) for filing balance sheet, profit & loss account and other documents with the registrar


There are 3 categories of Digital Signature Certificates, Namely: - Class-1, Class-2 and Class-3.

  • Each has its own level of security and is meant for a particular type of professional and or sector of industry.
  • All the authorized signatories of company under MCA21 require Class-2 Digital Signature Certificate.
  • Similarly, any document filed by CA /CS / CWA & TAX PRACTIONERS under MCA21 require Class-2 Digital Signature Certificate.


Under MCA21, all the authorized signatories of company and professionals who sign the manual documents and returns filed with ROC is required to obtain a Digital Signature Certificate (DSC). Hence, following personnel have to procure Digital Signature Certificate:

  • CA’s/Auditors
  • Directors
  • Company Secretary - Whether in practice or in job.
  • Bank Officials - for Registration and Satisfaction of Charges
  • Other Authorized Signatories



To digitally sign your emails sent through Outlook Express / MS-Outlook etc you can also use your Digital Signature Certificate. Digitally signing the mail authenticates your identity and enables the receiver to assure that the mail has come from you only. It also ensures that the content of the mail is not manipulated in transit and the mail received by the receiver is the same what you have sent.


Information about Digital Signature Certificate (DSC) resides in certificate section of Internet Options of computer system but keeping DSC details on computer system in this way has the following demerits-:

  • Misuse by unauthorized person.
  • In case of failure of computer system or changing in Internet Explorer, DSC is lost.

What Rajput Jain & Associates Offers

We offer expert digital signature certificate services, which includes

  • Providing and guiding you about Digital Signature Certificate Application Forms.
  • Collection of forms together with supporting documents & getting verified from LRA.
  • Getting you a Digital Signature Certificate issued and doing installation of the same.
  • Technical Support & Guidance for 2 yrs.

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