Is a digitally signed contract legally valid?

Yes. Under the eIDAS regulation an electronic signature is legally valid. BuiltSign's audit trail records who signed the contract and when, which makes for strong evidence.

Can multiple parties sign in a fixed order?

Yes. You set the signing order and each party is automatically invited when it is their turn. You follow progress live in your dashboard.

How do I know for sure who signed?

Every signature is tied to email verification, a timestamp and an IP address. For extra assurance, enable SMS verification or a full identity check with passport or ID card.

Can a contract be changed after signing?

No. After the last signature the document is sealed. Any later modification breaks the seal and is immediately demonstrable.

How do I store the signed contract and the evidence?

You download the signed contract together with the signing certificate. Both also remain available in your BuiltSign account, keeping your records complete.

Contract signing

Sign contracts digitally, legally valid with full evidence

Have contracts signed online by all parties, in the right order and with a complete audit trail. From employment contracts to supplier agreements.

No credit card needed · eIDAS-compliant · Data in the EU

How to sign a contract digitally

1
Upload the contract
Add the contract as a PDF, up to 1GB including attachments. Place signature fields for every party.
2
Set the signers and signing order
Add all parties and decide who signs first. Optionally enable identity verification for high-stakes contracts.
3
All parties sign online
Each party receives a personal link and signs on their own device. After the last signature, everyone receives the signed contract with certificate.

Contracts parties sign digitally

Employment contracts
Rental agreements
Partnership agreements
Non-disclosure agreements (NDA)
Data processing agreements (GDPR)
Supplier and procurement contracts
Service and maintenance contracts

Why choose BuiltSign

Multiple parties, right order

Decide who signs first and who follows. BuiltSign automatically invites each party at the right moment.

Identity verification for extra assurance

Optionally require signers to verify their identity with a passport or ID check before they can sign.

Sealed after signing

After the final signature the contract is sealed. Any change afterwards is immediately detectable.

Data stays in the EU

Your contracts and personal data are stored and processed within the European Union, in line with the GDPR.

For most contracts a Standard Electronic Signature (SES) under eIDAS is sufficient and legally valid in the Netherlands and across the EU. Documents that legally require a notarial deed, such as real estate transfers, still require a notary.

Frequently asked questions about signing contracts digitally

: Yes. Under the eIDAS regulation an electronic signature is legally valid. BuiltSign's audit trail records who signed the contract and when, which makes for strong evidence.
: Yes. You set the signing order and each party is automatically invited when it is their turn. You follow progress live in your dashboard.
: Every signature is tied to email verification, a timestamp and an IP address. For extra assurance, enable SMS verification or a full identity check with passport or ID card.
: No. After the last signature the document is sealed. Any later modification breaks the seal and is immediately demonstrable.
: You download the signed contract together with the signing certificate. Both also remain available in your BuiltSign account, keeping your records complete.