Q. What type of Digital Signature Certificate is required for e-Tendering, e-Procurement, Trademark / Patent filing?

Class 3 Company or Class 3 Organization Digital Signature certificate is required for e-Tendering, e-Procurement, Trademark or Patent filing.

Class 3 is the highest type of Digital Signature Certificate. It can be issued for 1 years or 2 years. After the validity period, user needs to renew class 3 digital signature certificates.