Guide

Are electronic signatures legal?

Yes. In the United States, an electronic signature is legally valid for most business and personal agreements. Two laws do the work: the federal ESIGN Act and each state's version of the Uniform Electronic Transactions Act (UETA). Both say a signature or contract can't be denied legal effect just because it's electronic. There are exceptions, and a few conditions worth getting right.

Updated October 13, 2026 · 4 min read

On this page
  1. The two laws behind e-signatures
  2. What makes an e-signature hold up
  3. Consumer consent under ESIGN
  4. What you can't sign electronically
  5. Outside the US
  6. How SignMaster keeps the evidence
  7. Questions

The two laws behind e-signatures

The ESIGN Act is federal law, signed in 2000. It covers any transaction in or affecting interstate or foreign commerce, which reaches most of what businesses do. UETA is a model state law, approved by the Uniform Law Commission in 1999 and adopted by every state except New York. New York has its own law, the Electronic Signatures and Records Act, which gives an electronic signature the same validity as one signed by hand.

ESIGN ActUETA
What it isFederal law (15 U.S.C. § 7001 and following)Model state law, enacted state by state
Core ruleA signature, contract or record can't be denied legal effect solely because it's electronicThe same, plus: an electronic record satisfies a law requiring a writing, and an e-signature satisfies a law requiring a signature
Agreement to go electronicNobody is required to use or accept electronic records or signaturesApplies only when the parties have agreed to do business electronically, which can be shown by conduct
ConsumersExtra consent steps when a law requires giving a consumer information in writingLeaves consumer protection law in place
Main exclusionsWills, family law, most of the UCC, court papers and certain noticesWills, most of the UCC, plus any exclusions a state adds
ESIGN and UETA side by side
The term "electronic signature" means an electronic sound, symbol, or process, attached to or logically associated with a contract or other record and executed or adopted by a person with the intent to sign the record.
15 U.S.C. § 7006(5)

That definition is broad on purpose. A typed name, a drawn signature or a click on a sign button can all count. What makes it a signature is the intent to sign, not the method. Our guide to electronic vs digital signatures covers how that differs from certificate-based signing.

What makes an e-signature hold up

The laws settle that the medium doesn't matter. They don't settle whether a particular person signed a particular document. That still comes down to evidence. Four things carry the weight:

  • Intent to sign. The signer took a deliberate action, like adopting a signature and pressing a button that says they're signing.
  • Agreement to do business electronically. UETA applies only between parties who agreed to it, and a party who agreed once can refuse the next time (UETA Section 5).
  • Attribution. A signature belongs to a person if it was their act, which "may be shown in any manner," including the security procedure used (UETA Section 9). Access codes, emailed links and a log of each step help here.
  • A record that keeps. Where a law requires keeping a record, an electronic copy works if it accurately reflects the information and stays accessible for later reference (UETA Section 12).

When a law requires you to give a consumer information in writing, ESIGN adds a step before an electronic copy counts. The consumer has to affirmatively consent, after a clear notice that explains:

  • their right to get the record on paper, and how to ask for a paper copy and whether there's a fee;
  • their right to withdraw consent, and what happens if they do;
  • whether the consent covers one transaction or a broader category of records;
  • how to withdraw consent and update their contact information;
  • the hardware and software they need to open and keep the records.

They also have to consent electronically in a way that shows they can actually open the records. See consent to electronic records for more.

What you can't sign electronically

ESIGN doesn't apply to these, and most states exclude similar documents under UETA:

  • Wills, codicils and testamentary trusts.
  • Adoption, divorce and other family law matters.
  • Most of the Uniform Commercial Code (sales and leases of goods under Articles 2 and 2A stay covered).
  • Court orders, notices and official court documents.
  • Notices of utility shutoff; default, repossession, foreclosure or eviction on a primary residence; cancellation of health or life insurance; and product recalls that risk health or safety.
  • Documents that must travel with hazardous materials.

States add their own exclusions, and some documents need a notary whatever the signature method. Check e-signature laws by state, and see remote online notarization for documents that need a notary.

Outside the US

The European Union's eIDAS Regulation sets three levels: simple, advanced and qualified electronic signatures. Only a qualified electronic signature, made with a qualified certificate and device, automatically has the same legal effect as a handwritten one. Other countries have their own rules, so check before you sign across borders.

How SignMaster keeps the evidence

No tool can promise that a signature will hold up in a dispute. What a tool can do is collect the evidence the law cares about. Each document you send with SignMaster goes out as an envelope: one or more documents going to one or more signers.

  • Consent first. Before signing, each signer checks a box agreeing to use electronic records and signatures, with a link to the full e-signature disclosure. They can decline instead.
  • A clear act of signing. Signers draw, type or upload their signature, then select Adopt and sign, which states that it's their electronic signature.
  • Optional access codes. Require a code you share, or a one-time code sent to the signer's email, before they can open the document.
  • A certificate of completion. It records each signer's name, email, IP address, device, and when they viewed, consented and signed, plus a SHA-256 fingerprint of each original file.
  • A copy for everyone. Every signer gets the signed PDF by email when the last person signs.

Questions? Answers.

Are electronic signatures legal in all 50 states?

Yes. The federal ESIGN Act applies nationwide to transactions in or affecting interstate commerce. Every state except New York has also adopted UETA, and New York's own law gives electronic signatures the same validity as handwritten ones.

Is a typed name a legal signature?

It can be. Federal law defines an electronic signature as a sound, symbol or process adopted with the intent to sign. A typed name adopted that way qualifies. The proof that you meant it, and that it was you, is what makes it useful.

Can someone refuse to sign electronically?

Yes. ESIGN doesn't require anyone to use or accept electronic signatures, and UETA applies only when both sides agree. Someone who agreed once can still refuse the next deal. Offer paper when someone asks.

Does an e-signed document need to be notarized?

Only if the law or the other party requires notarization for that document. An e-signature doesn't replace a notary. Many states now allow remote online notarization when one is needed.

Sources

  1. 15 U.S.C. § 7001, ESIGN Act general rule and consumer consent (govinfo) · govinfo.gov
  2. 15 U.S.C. § 7003, ESIGN Act exceptions (govinfo) · govinfo.gov
  3. 15 U.S.C. § 7006, ESIGN Act definitions (govinfo) · govinfo.gov
  4. Public Law 106-229 (2000), Electronic Signatures in Global and National Commerce Act (govinfo) · govinfo.gov
  5. Uniform Electronic Transactions Act (1999), final text (Uniform Law Commission) · uniformlaws.org
  6. Uniform Law Commission, Electronic Transactions Act · uniformlaws.org
  7. N.Y. State Technology Law § 304, Electronic Signatures and Records Act · nysenate.gov
  8. Regulation (EU) No 910/2014 (eIDAS), Articles 3, 25 and 26 (EUR-Lex) · eur-lex.europa.eu

General information, not legal advice. Laws change, and how they apply depends on your situation. For advice about a specific document, talk to a lawyer licensed in your state.

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