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Guides

How to check a license, confirm insurance and read a business record, in plain language. Free, and useful whether or not you ever use TradeCheck.

November 4, 2026 · 5 min read

Hiring a Roofer in Connecticut: Registration, Permit, Insurance and What to Ask

Every roofing company working on a Connecticut home must be registered with DCP. How to check it, confirm insurance and the permit, and what the contract has to say before work starts.

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October 28, 2026 · 4 min read

How to Check Whether Your Contractor Pulled a Building Permit in Connecticut

In Connecticut the permit is ultimately the homeowner's responsibility, even when the contractor applies. What the law requires and how to confirm it with your town before work starts.

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October 21, 2026 · 4 min read

Storm Chasers in Connecticut: What to Check Before You Hire a Contractor Who Knocks on Your Door

After a storm, contractors go door to door in Connecticut. What registration they need, your three business day right to cancel, and the red flags the state warns about.

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October 14, 2026 · 3 min read

Hiring an Electrician, Plumber or HVAC Contractor in Connecticut? Check This License First

Connecticut licenses electricians, plumbers and heating and cooling contractors separately from home improvement registration. Which license to look for, how to read it, and why the number matters.

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October 7, 2026 · 3 min read

What a Connecticut Home Improvement Contract Must Include: A Homeowner Checklist

Connecticut law spells out what a home improvement contract has to contain, including your three-day right to cancel. Go through this checklist before you sign.

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September 30, 2026 · 3 min read

How to Look Up a Contractor License in Connecticut (And What the Lookup Will Not Tell You)

Step by step: check a Connecticut contractor's registration or trade license on eLicense, read the result, and cover the two things a lookup does not prove.

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September 23, 2026 · 3 min read

The Connecticut Home Improvement Guaranty Fund: What It Covers and Who Can Claim It

Connecticut can reimburse homeowners up to $25,000 when a registered contractor leaves them with a judgment they cannot collect. Who qualifies, how a claim works, and the mistake that rules you out.

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August 24, 2026 · 6 min read

How to Verify a Business License Online: A Complete Guide for Homeowners and Business Owners

Learn how to verify business license online in any state. Free lookup tools, state-by-state steps, and what to do when a license cannot be confirmed.

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August 24, 2026 · 6 min read

How to Check if a Contractor Has Insurance (And Why a License Alone Is Not Enough)

Learn how to check contractor insurance before work begins. Free methods, what to verify, and why a license alone leaves you exposed to real financial risk.

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August 24, 2026 · 6 min read

How to Verify a Contractor License in Any State: A Homeowner’s Step-by-Step Guide

Learn how to verify contractor license status in any state before you sign. Free lookup steps, state databases, and what to check beyond the license number.

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Guides | TradeCheck USA