Electronic signatures have become the default way businesses close deals, onboard employees, and approve contracts. Yet one question comes up before teams commit: if a dispute ever lands in court, will that signature hold up? In the United States and the European Union, electronic signatures have been legally recognized for over two decades. The more useful answer is that enforceability is not automatic — it depends on how the signature was captured, attributed, and preserved.
This is general information, not legal advice. Laws vary by jurisdiction and document type. For your specific situation, consult a qualified attorney.
The three laws that matter
ESIGN (United States, federal)
The Electronic Signatures in Global and National Commerce Act (2000) established that a signature or record cannot be denied legal effect solely because it is electronic. It applies to transactions in interstate and foreign commerce and validates electronic records for retention.
UETA (United States, state level)
The Uniform Electronic Transactions Act, adopted by 49 states, gives electronic signatures the same standing as handwritten ones, provided the parties intended to sign and agreed to do business electronically. It defines an electronic signature as a symbol or process executed or adopted with the intent to sign.
eIDAS (European Union)
eIDAS recognizes three tiers: the simple electronic signature (SES), the advanced electronic signature (AES), and the qualified electronic signature (QES). A QES carries legal effect equivalent to a handwritten signature across all member states; higher-value transactions often call for AES or QES.
What actually makes a signature enforceable
- Intent to sign — a deliberate action, like clicking a clearly labeled "Adopt & Sign."
- Consent to transact electronically — a visible consent step, captured on the record.
- Attribution — evidence that this specific person signed: the invited email, an authenticated session, an access code or OTP, IP address, and timestamps.
- A complete audit trail — the contemporaneous log of who did what, when, and from where.
- Tamper-evidence — proof the document has not changed since it was signed.
When to add identity verification
Match assurance to risk. A policy acknowledgement is lower-risk than a six-figure agreement. VXSign supports email OTP, SMS OTP, a pre-shared access code, and knowledge-based authentication (KBA) — the higher the stakes, the stronger the identity evidence you attach.
How VXSign supports enforceability
VXSign captures intent and consent as explicit steps, logs a full audit trail (IP, user-agent, timestamps) into a Certificate of Completion, applies PAdES/PKCS#7 digital signatures and RFC 3161 trusted timestamps, and seals every document with a tamper-evident SHA-256 hash. Together, that produces a defensible, well-documented record — the kind of evidence that answers "will it hold up?" before it is ever asked.