Guides and research on verifying contractors before you hire.
864 articles · Page 10 of 44
April 2026 · 6 min read
Maryland requires HVAC contractors to hold both an HVAC-R Contractor license and an MHIC license for residential work, plus EPA 608 certification for refrigerant handling. Here's how to verify all three.
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Wisconsin requires residential roofers to hold a Dwelling Contractor Qualifier certification through DSPS with a $5,000 bond. Here's how to verify any Wisconsin roofer at licensesearch.wi.gov.
Read more →April 2026 · 6 min read
Wisconsin requires electrical contractors to be registered with DSPS and individual electricians to hold Master or Journeyman licenses. Here's how to verify any Wisconsin electrician at licensesearch.wi.gov.
Read more →April 2026 · 6 min read
Indiana has no statewide roofing license. Here's what that means for homeowners, what insurance every Indiana roofer must carry, and how to protect yourself when no state database exists.
Read more →April 2026 · 6 min read
Indiana requires electricians to be licensed by the Indiana Professional Licensing Agency at pla.in.gov. Here's how to verify any Indiana electrician or electrical contractor before you hire.
Read more →April 2026 · 6 min read
Indiana requires plumbers to be licensed through the Indiana Plumbing Commission at pla.in.gov. Here's how to verify any Indiana plumber's credentials before work begins.
Read more →April 2026 · 6 min read
Indiana has no statewide HVAC contractor license. Here's what local permits, EPA 608 certification, and insurance requirements mean for homeowners hiring HVAC contractors in Indiana.
Read more →April 2026 · 6 min read
Missouri has no statewide roofing license. St. Louis and Kansas City have local registration and permit requirements. Here's how to verify a Missouri roofer and protect yourself when state oversight is absent.
Read more →April 2026 · 6 min read
Missouri has no statewide electrician license. St. Louis licenses electricians through the Building Division; Kansas City has its own program. Here's how to verify any Missouri electrician by city.
Read more →April 2026 · 7 min read
Missouri has no statewide plumber license. Kansas City and St. Louis each run their own licensing programs. Here's how to verify any Missouri plumber and what to check when no state database exists.
Read more →April 2026 · 6 min read
Massachusetts requires all electricians to be licensed by the Board of State Examiners of Electricians. Learn how to verify a license at elicensing.mass.gov, what license types mean, and the risks of unlicensed electrical work.
Read more →April 2026 · 6 min read
Massachusetts requires all plumbers to be licensed by the Board of State Examiners of Plumbers and Gas Fitters. Learn how to verify credentials, what a Master Plumber bond covers, and the risks of unlicensed plumbing work.
Read more →April 2026 · 6 min read
Massachusetts HVAC contractors need a Division of Professional Licensure credential and Home Improvement Contractor registration for residential work. Learn what to verify, what the $5,000 HIC bond covers, and how to check credentials at elicensing.mass.gov.
Read more →April 2026 · 6 min read
Tennessee requires a Contractor license for roofing projects over $25,000 and a Home Improvement license for jobs between $3,000 and $25,000. Learn how to verify credentials, what the $10,000 bond covers, and how to avoid storm-chaser fraud.
Read more →April 2026 · 6 min read
Tennessee requires electrical contractors to be licensed statewide regardless of project size. Learn how to verify credentials through the Tennessee Electrical Contractors Board, what the $10,000 bond covers, and the risks of unlicensed electrical work.
Read more →April 2026 · 6 min read
Tennessee requires all plumbers to be licensed by the Board of Plumbing Examiners with no minimum project size threshold. Learn how to verify credentials, what the $10,000 bond covers, and the risks of hiring unlicensed plumbing contractors.
Read more →April 2026 · 6 min read
Tennessee requires HVAC contractors to be licensed through the Board for Licensing Contractors with no minimum project threshold. Learn how to verify credentials, what EPA 608 covers, and the risks of unlicensed HVAC work.
Read more →April 2026 · 6 min read
Alaska has no statewide painter's license, but general contractor licensing, EPA lead paint rules, and insurance requirements still apply. Learn how to verify a painter before hiring.
Read more →April 2026 · 6 min read
Arkansas requires painting contractors to be licensed for projects above $2,000. Learn what license type applies, how to verify it, and the risks of hiring an unlicensed painter.
Read more →April 2026 · 6 min read
Delaware requires home improvement contractors, including painters, to register with the state. Learn what registration covers, what certifications matter, and how to verify before hiring.
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