DSC10 July 2026ยท 1 min read

Digital Signature Certificate (DSC): What It Is and Who Needs One

A Class 3 DSC is a secure digital key used to sign filings on GST, MCA, income-tax and tender portals.

A Digital Signature Certificate (DSC) is the electronic equivalent of a handwritten signature, issued on a secure USB token by a licensed Certifying Authority. Government portals require a Class 3 DSC.

  • Directors, partners and authorised signatories need one for MCA/ROC, GST and income-tax filings.
  • It is also mandatory for e-tendering and e-procurement.
  • A DSC is typically valid for 1โ€“3 years and must be renewed before expiry.

Issuance needs PAN, Aadhaar and a photo, with a quick video verification.

This is general information, not professional advice โ€” confirm the current position for your specific case before acting.

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Digital Signature (DSC)

Class 3 DSC issued same day โ€” from โ‚น1,299.

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