Digital Signature
Digital Signature services managed seamlessly by our expert team.
A Digital Signature Certificate (DSC) is the electronic equivalent of your signature. It is needed to file company forms, income tax and GST returns, tenders and many other online filings. CASYST arranges your DSC quickly, with document verification handled online.
What is Digital Signature?
A Digital Signature Certificate is issued by a licensed certifying authority after verifying your identity. It uses secure encryption to prove that a document was signed by you and has not been altered.
DSCs are typically Class 3 and are stored on a USB token. They come in individual and organisation types, and the validity period varies from one to three years.
Who needs Digital Signature?
- Directors and partners filing company and LLP forms
- Taxpayers and professionals filing income tax and GST returns
- Bidders in government e-tenders
- Importers and exporters who need a DGFT DSC
- Businesses signing documents electronically
Benefits of Digital Signature
Secure signing
Encryption verifies your identity and protects document integrity.
Faster filings
File forms and returns online without physical signatures.
Legally valid
Digital signatures are recognised under the Information Technology Act.
Wide use
Accepted for MCA, income tax, GST, DGFT and tenders.
Convenient
Sign from anywhere using your USB token.
Eligibility
- Any individual with a valid PAN and Aadhaar
- Directors, partners and authorised signatories of businesses
- A mobile number and email address for verification
- Organisation DSCs need business proof and authorisation
Documents required
- PAN card of the applicant
- Aadhaar card
- Recent passport-size photograph
- Active email address and mobile number linked to Aadhaar
- For an organisation DSC: authorisation letter and business registration proof
- Video or Aadhaar-based e-KYC verification
Digital Signature process
- 1Step 1
Choose the certificate type
We help you select the right class, type and validity.
- 2Step 2
Submit documents
You share the identity and address documents.
- 3Step 3
Identity verification
Verification is completed through Aadhaar e-KYC or video.
- 4Step 4
Certificate issue
The certifying authority issues the certificate.
- 5Step 5
USB token delivery
You receive the DSC on a USB token.
- 6Step 6
Install and use
We help you install and start using it.
After you get the DSC
- Install the token driver and test the certificate
- Keep the token and PIN secure and do not share them
- Renew before the certificate expires
- Report a lost token immediately and apply for a new one
- Register the DSC on the portals where you file
Types of Digital Signature Certificate
| Type | Use |
|---|---|
| Individual DSC | Personal filings and signing |
| Organisation DSC | Signing on behalf of a business |
| DGFT DSC | Import export and trade filings |
Where a DSC is used
- Company and LLP incorporation and annual filings
- Income tax and GST returns
- Government e-tenders
- Import export and DGFT filings
- Signing documents electronically
Validity and renewal
A DSC is issued for one to three years and must be renewed before it expires so that your filings are not interrupted.
Related services
Digital Signature cost
Our Digital Signature package starts from ₹999. Government fees, stamp duty and other statutory charges are separate and depend on your state and the exact filing involved. We give you a clear, itemised quote before we start, with no hidden charges.
Get a QuoteDigital Signature checklist
- Choose the certificate type
- Submit documents
- Identity verification
- Certificate issue
- USB token delivery
- Install and use
Frequently asked questions
One to three years depending on the option chosen. It must be renewed before it expires.
Class 3 is the standard for most government filings, including MCA, income tax and GST.
Company filings usually use the DSC of the director or authorised signatory.
It can be issued quickly once verification is complete.
You must report it and apply for a new certificate.
Ready to register Digital Signature?
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