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CT E-Signature API

ClosingSignIQ in Connecticut

Embed legally binding e-signatures in your Connecticut application. Every signed document sealed with an X.509 digital certificate from our Certificate Authority. Connecticut has adopted UETA. ESIGN Act compliant. $0 per-envelope cost.

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CT E-Signature Law

Electronic signatures are legally binding in Connecticut.

ESIGN Act

Federal Law (2000)

15 USC §7001. Electronic signatures have the same legal effect as wet-ink signatures in all 50 states.

UETA Status

Connecticut has adopted UETA

Connecticut adopted the Uniform Electronic Transactions Act, providing state-level recognition of electronic signatures.

Remote Notarization

Legal since 2021

Connecticut permits Remote Online Notarization (RON). Connecticut General Statutes Chapter 6, Section 1-225a

Notary Fee Cap

No state cap

ClosingSignIQ e-signatures are $5/envelope (Pay-Go) or FREE on Pro+, regardless of state. Notarization fees follow state law.

CT Documents

Common Connecticut documents for e-signature.

Real estate deeds
Financial documents
Powers of attorney
Corporate resolutions
Estate documents

Key Connecticut industries using ClosingSignIQ:

Insurance and financial servicesAerospace manufacturingHealthcare and biotechDefense contracting
Connecticut

E-signatures where Connecticut does business.

Video by David Kanigan on Pexels

Serene autumn morning at Cove Island Park, Stamford, with vibrant fall foliage and waterfront view.
Photo by David Kanigan on Pexels
Integration

Add e-signatures to your Connecticut app in minutes.

your-connecticut-app/api/sign.ts
// Send a real estate deeds for e-signature in Connecticut
const envelope = await fetch('https://closingiq.app/api/v1/signing/envelopes', {
  method: 'POST',
  headers: { 'X-API-KEY': process.env.CLOSINGSIGNIQ_KEY, 'Content-Type': 'application/json' },
  body: JSON.stringify({
    title: 'Real estate deeds — Connecticut',
    signers: [{ name: 'Signer Name', email: '[email protected]' }],
  }),
});
// X.509 certificate + SHA-256 audit trail included automatically
API Pricing

Start free. Scale in any state.

Free

$0

5 envelopes/month

  • ✓ API + OAuth
  • ✓ Audit trail
  • ✓ Email notifications

Starter

$29/mo

50 included, then $0.50

  • ✓ Embedded signing
  • ✓ X.509 certificate
  • ✓ Webhooks

Growth

$79/mo

250 included, then $0.35

  • ✓ White-label
  • ✓ our CA certs
  • ✓ SMS notifications

Scale

$199/mo

1,000 included, then $0.25

  • ✓ Full white-label
  • ✓ Templates API
  • ✓ 99.9% SLA
CT Cities

ClosingSignIQ API in Connecticut cities.

Bridgeport149KStamford137KNew Haven136KHartford122KWaterbury109KNorwalk92KDanbury89KNew Britain73KBristol61KMeriden61KWest Haven55K
FAQ

E-signature API questions for Connecticut.

Is remote online notarization legal in Connecticut?
Yes. Connecticut adopted RON legislation in 2021. Notaries must complete electronic notarization training and register with the Secretary of the State before performing remote notarizations. Additionally, ClosingSignIQ provides X.509 digital certificates from our Certificate Authority and SHA-256 hash-chained audit trails for every signature.
Is there a notary fee cap in Connecticut?
Connecticut does not impose a state-mandated fee cap on notary services. Notaries may set their own fees, though they should be reasonable and disclosed in advance. Additionally, ClosingSignIQ provides X.509 digital certificates from our Certificate Authority and SHA-256 hash-chained audit trails for every signature.
How do I obtain an apostille in Connecticut?
Submit your notarized or certified document to the Connecticut Secretary of the State with a $10 fee. Walk-in service is available at the Hartford office for faster processing. Additionally, ClosingSignIQ provides X.509 digital certificates from our Certificate Authority and SHA-256 hash-chained audit trails for every signature.
Are insurance and financial documents commonly notarized in Connecticut?
Yes. As the insurance capital of the world, Connecticut sees high volumes of notarized insurance policies, financial agreements, corporate resolutions, and regulatory filings. Additionally, ClosingSignIQ provides X.509 digital certificates from our Certificate Authority and SHA-256 hash-chained audit trails for every signature.
Can Connecticut RON notaries serve out-of-state clients?
Yes. Connecticut RON-authorized notaries can serve signers located in other states or countries, provided all Connecticut electronic notarization requirements are met during the session. Additionally, ClosingSignIQ provides X.509 digital certificates from our Certificate Authority and SHA-256 hash-chained audit trails for every signature.
Can I use an interpreter during notarization in Connecticut?
No. Connecticut operates under the doctrine of direct communication, which requires the notary to communicate directly with the signer in a shared language. Third-party interpreters are not authorized for the notarial ceremony. If you need language assistance, your session can be routed to one of the six states that permit interpreters (AZ, CO, FL, MS, NC, PA). ClosingIQ offers 189-language document translation. Additionally, ClosingSignIQ provides X.509 digital certificates from our Certificate Authority and SHA-256 hash-chained audit trails for every signature.
What makes ClosingSignIQ different from DocuSign or BoldSign?
ClosingSignIQ is the only e-signature API with built-in AI document scanning and X.509 digital certificates from our Certificate Authority. Every signature includes a SHA-256 hash-chained audit trail. Plus, our API costs 80% less than DocuSign with $0 per-envelope infrastructure costs.
Other States

ClosingSignIQ API is available in all 50 states.

OklahomaRhode IslandTennesseeSouth CarolinaIndianaFloridaWest VirginiaMinnesota

Ship e-signatures in Connecticut today.

Free tier. X.509 certificates. SHA-256 audit trail. ESIGN Act + Connecticut UETA compliant.
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