Are electronic signatures legal?
Yes. Electronic signatures are legally binding in every major economy, and have been for two decades. A signed electronic document cannot be denied legal effect just because it is electronic - that principle is written into US, EU, and UK law in almost the same words.
The nuance is not whether e-signatures are valid but where the edges are: a small set of document types still call for ink, and the strength of your evidence decides how easily a signature survives a challenge. The sections below walk through the law region by region, then the practical part that statutes leave out.
Are electronic signatures legal in the United States?
In the US, two laws settle it. The federal ESIGN Act (2000) governs interstate commerce, and the UETA model law - adopted by 49 states plus DC - covers transactions inside each state. Both give an electronic signature the same standing as a handwritten one.
A signature is binding when four things are present: intent to sign, consent to do business electronically, a clear link between the signer and the record, and a retained copy each party can reproduce. New York is the only state without UETA, and its own statute reaches the same result.
Are electronic signatures legal in the EU and UK?
In the EU, the eIDAS Regulation (Regulation 910/2014, in force since 2016) sets a single standard across all member states and defines three tiers: Simple (SES), Advanced (AdES), and Qualified (QES). A standard Document eSign signature meets the SES and AdES bar that the vast majority of commercial contracts need; QES requires a hardware-backed certificate for a narrow set of regulated uses.
The UK kept eIDAS in domestic law after Brexit, and the Law Commission confirmed in 2019 that electronic signatures are valid for executing most documents, including commercial contracts and deeds with a witness.
Where else are electronic signatures recognized?
Recognition is the global norm rather than the exception. Most jurisdictions passed e-signature laws around the same early-2000s wave:
- India - Information Technology Act, 2000
- Canada - PIPEDA, plus provincial equivalents
- Australia - Electronic Transactions Act 1999
- United Kingdom - Electronic Communications Act 2000 and retained eIDAS
- Most of Latin America and Asia-Pacific - national electronic-transaction statutes
The details differ, but the through-line is consistent: an electronic signature with clear intent and a sound record is enforceable. For country-specific rules on sensitive documents, confirm with local counsel.
When is a wet signature still required?
A short list of documents sits outside the e-signature laws, where lawmakers kept a paper or in-person formality:
- Wills, codicils, and testamentary trusts
- Many court orders and official filings
- Certain family-law documents such as adoption and divorce
- Some property transfers and notarized instruments, depending on jurisdiction
Outside that list, the everyday contracts businesses run on - offers, NDAs, leases, vendor and sales documents - are fully eligible for electronic signing.
What makes an electronic signature defensible, not just legal?
Validity gets you into court; evidence wins the case. The law makes the signature count, but a dispute turns on proof of who signed, when, from what device, and how their identity was checked. That proof comes from the platform, not the statute.
Document eSign records every step on a tamper-evident certificate of completion - timestamps, IP, device, and authentication method - and seals the finished file with a SHA-256 hash and a PAdES-B signature so any later edit is detectable. For higher-risk agreements you can add an emailed one-time passcode or a per-signer PIN before the document opens.
Frequently asked questions
Are electronic signatures legally binding?
Yes. In the United States, the EU, the UK, and most major economies, an electronic signature carries the same legal weight as a handwritten one for the large majority of business and consumer agreements. The signature cannot be rejected by a court simply because it is electronic.
Will an electronic signature hold up in court?
It will, provided you can show intent, consent, a clear link between the signer and the document, and a retained record. Courts routinely uphold e-signatures. Disputes are usually won or lost on the audit trail, not the signing method, so the proof you keep matters most.
Do both parties need to use the same software to sign?
No. Signers do not need an account or any particular app. They open a secure link in a browser and sign. The legal requirements are about intent and consent, not about which tool each party uses.
Which documents still require a handwritten signature?
Wills and testamentary trusts, many court filings, certain family-law documents, and some notarized or property-transfer instruments can still require ink or in-person formalities. Rules vary by jurisdiction, so check local counsel for high-stakes documents.
Is a typed name a legally valid signature?
It can be. A typed name, a drawn mark, or a click can all be valid electronic signatures when the four legal requirements are met. The form of the mark matters far less than the evidence that the person intended to sign.