How long the electronic signature is valid?

The validity of an electronic signature is determined by electronic signature certificates, which are created for each document signed with a qualified electronic signature.

Smart-ID
A Smart-ID account is valid for 3 years. If you received a notification that your account is expiring, update the app according to the instructions provided by Smart-ID.
Mobile-ID
Your Mobile-ID certificate remains valid for 5 years. If your Mobile-ID service is not working, don't forget to check your certificate validation date.
USB Token 
The USB Token certificate is valid for 2 years. Subsequently, the certificate of qualified electronic signature needs to be renewed for an additional fee.
ID card
To sign with a personal identity card in Lithuania, the electronic signature certificate will be valid for three years, and its renewal during the period of validity of the personal identity card is free of charge. 
Signing documents via Mark Sign
To sign an electronic document in Mark Sign self-service platform, you need to log in with your electronic signature certificate (Smart-ID, Mobile-ID, etc.)
Once you upload a document and start signing, our system locks the document with content on it, timestamps, and adds additional security certificates to it.
All users of the self-service platform can be assured about the validity of the electronic signature - long-term document storage is integrated into the Mark Sign solution. After the certificate expiration, we will automatically renew your documents free of charge.
Learn more about the validity of an electronic signature here.
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