Legal framework🇱🇹EU member state · Parliamentary republicVilnius

E-signature legality in Lithuania

Lietuva

Lithuania recognises e-signatures under eIDAS and the 2018 Trust Services Act.

The law in plain language

Lithuania's Law on Electronic Identification and Trust Services for Electronic Transactions (2018) implements eIDAS. Electronic signatures are admissible in Lithuanian courts.

Primary framework
eIDAS + Lietuvos Respublikos elektroninės atpažinties ir elektroninių operacijų patikimumo užtikrinimo paslaugų įstatymas
National act
Law on Electronic Identification and Trust Services for Electronic Transactions, 2018

Signature tiers recognised in {country}

Lithuania recognises the three eIDAS-aligned tiers. The right tier depends on the contract — most B2B documents are fine with SES; AES adds an identity-binding factor; QES carries the legal force of a handwritten signature for documents that require written form.

SES
Simple Electronic Signature

The baseline — admissible as evidence in court. Suitable for everyday commercial contracts.

AES
Advanced Electronic Signature

SES + a second factor (typically SMS) that uniquely binds the signature to the signer.

QES
Qualified Electronic Signature

AES + a qualified certificate from a Qualified Trust Service Provider. Equivalent to a wet signature.

Routinely signed electronically

  • B2B service agreements, SaaS contracts, supplier MSAs
  • NDAs, sales orders, partner agreements
  • Employment offer letters, onboarding paperwork
  • Independent contractor + freelance engagement letters
  • Quotes, invoices, statements of work
  • Internal HR documents (policy acknowledgements, training)

Still need wet ink

  • Real estate transfers and mortgages (notarisation required)
  • Wills, testaments, and inheritance documents
  • Marriage, divorce, adoption and other family law instruments
  • Some employment-termination documents under national labour law

Specifics for Lithuania

  • Smart-ID is widely used across the Baltic states for qualified signing.

Local Qualified Trust Service Providers

We recognise certificates from these providers when verifying signed PDFs on /verify.

  • Mobiilusis Parašas (Mobile-ID)
  • Smart-ID

Underlying standards

The legal force above comes from these technical + regulatory standards. Each has its own page with the full detail.

Not legal advice: This page summarises the publicly-stated legal framework for electronic signatures in Lithuania. It is not legal advice. Specific transactions — especially in regulated industries or where written form is mandatory — should be reviewed with a qualified lawyer in your jurisdiction.

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