How to Verify a Contractor Is Licensed and Insured (Not Just Bonded)

Why "Licensed, Bonded, and Insured" Is Three Separate Checks — Not One Catchphrase

Every contractor in Altadena seems to carry the same business card line: "licensed, bonded, and insured." After the Eaton Fire, it's on trucks, flyers, and websites everywhere. But that phrase isn't one credential — it's three separate protections, each requiring its own verification, and treating it as a single catchphrase is how homeowners end up exposed.

Here's what each one actually covers. A license is the legal minimum. In California, contracting without a license is illegal for projects of $1,000 or more in combined labor and materials, work requiring a building permit, or any job using employee labor, according to the CSLB's official guidance. The state licenses roughly 285,000 contractors across 45 classifications, and the CSLB is the only authoritative place to verify one.

A bond is a financial backstop, not insurance. Licensed California contractors must post a surety bond, which typically covers the cost of hiring a new contractor if the original fails to finish the job, plus paying unpaid subcontractors. But a bond doesn't transfer risk the way insurance does — as industry explainers note, a bond keeps the risk with the contractor, who must repay the surety in full after a claim is paid.

Insurance covers the human and property risks. Liability coverage addresses on-the-job injuries and damage to your property — the two scenarios most likely to turn a rebuild into a lawsuit. And unlike licensing, there's no centralized state tool to verify it; you have to request written certificates of general liability and workers' compensation directly, because verbal assurance isn't proof.

The stakes of skipping all three are real. Hiring an unlicensed contractor doesn't just waive one protection — it eliminates the license, the bond, and the insurance safety net at once, leaving homeowners potentially personally liable for worker injuries and subject to subcontractors' independent mechanic's lien rights, per California construction law guidance. And in a Governor-declared disaster zone — which includes Eaton Fire rebuild areas — unlicensed contracting is a felony punishable by up to three years in prison and a $10,000 fine. The LA County District Attorney's Office has already announced felony charges against five unlicensed contractors following a joint operation with the CSLB in fire disaster zones including Eaton Canyon.

For Eaton Fire rebuilders especially, the lesson is simple: verify each protection separately, and never take the phrase on a business card at face value.

Check #1: Verify the CSLB License Yourself (Don't Take Their Word for It)

Every legitimate California contractor has a license number — and the only person who benefits when you skip verifying it is the one who isn't legitimate. As legal guidance puts it bluntly: don't take anyone's word for it. A five-minute check protects you from months of costly problems.

Start at cslb.ca.gov and use the "Check a License" tool. Type in the contractor's name or license number yourself — never rely on a number printed on a business card or quoted over the phone, because anyone can recite a real contractor's number. The tool returns the official record, and that record is what counts.

When you pull it up, verify four things:

• The license is active and in good standing — not expired, suspended, or revoked.
• The classification matches your scope of work. California issues 45 distinct license classifications, and a contractor licensed in one trade may not legally perform another.
• The business name and personnel match who you're actually dealing with.
• The dates and suspension history — an active license today doesn't prove it was active when past projects were built.

That last point matters more than most homeowners realize. As one construction attorney notes, a license that is active today does not necessarily mean the contractor was properly licensed when your project took place. Lapses, suspensions, and expirations are all visible in the CSLB record, so check the full history rather than just the current status.

The classification check is equally important for Altadena homeowners planning custom homes or Eaton Fire rebuilds. The CLCA advises confirming a contractor is licensed and licensed in the proper category — a general "B" classification covers most ground-up home construction, but specialty work may require additional classifications. Mismatched classifications can leave you without legal recourse even when a license technically exists.

Here's a transparent example you can run through the tool right now: JMB Builders LLC, an Altadena-based general builder featured in our builder directory, holds CSLB license #1103479. Enter that number on cslb.ca.gov and you'll see the same record any homeowner would see — active status, classification, and history. That's the standard every contractor you interview should clear without hesitation.

The stakes are real. CSLB licenses roughly 285,000 contractors across the state, and unlicensed operators — which the agency says have a high rate of involvement in construction scams — remain common in disaster recovery zones. If a contractor hesitates when you ask for their license number, that hesitation is your answer.

Check #2 and #3: Get Written Proof of the Bond and Insurance

Here's the uncomfortable truth: most homeowners never actually see a certificate of insurance. They hear "yes, we're fully insured" over a handshake, nod, and move on — and that verbal assurance, according to legal guidance from California construction attorneys, is worth exactly nothing if something goes wrong on your property.

Written proof is the only proof that counts. Before signing anything, request current certificates for both general liability insurance and workers' compensation coverage. A legitimate contractor will produce these without hesitation — it's a routine request, not an accusation.

What you're asking for should cover:

• General liability insurance — protects you if the contractor damages your property during the build
• Workers' compensation — covers on-the-job injuries, which matters more than most homeowners realize
• Optional policies some projects require, such as vehicle liability or pollution liability coverage

Why does workers' comp deserve special attention? If your contractor carries no insurance and a worker is injured on your property, you may be personally liable for those injuries. That's a risk no custom home or fire rebuild should carry.

Now, the check homeowners skip most often: understanding that a bond is not insurance. They sound interchangeable in the phrase "licensed, bonded, and insured," but they protect you in completely different ways. As surety industry explainers put it, an insurance policy transfers risk to the insurer, while a bond ultimately keeps the risk with the contractor. If a bond claim is paid, the contractor must repay the surety in full — the financial exposure never really leaves the contractor's hands.

The coverage differs, too. Bonds typically step in to cover the cost of hiring a replacement contractor if the original fails to finish, or to pay unpaid subcontractors. Insurance covers liability from injuries and property damage. A bond is often a precondition of licensure in California — a financial backstop the state requires — but it does not replace insurance, and treating it as a substitute is one of the costliest assumptions a homeowner can make.

How separate are these systems? California enforces them through different agencies entirely. The CSLB handles licensing violations, the Labor Enforcement Task Force pursues contractors missing workers' compensation insurance, and the Department of Insurance handles premium fraud — a split documented by industry association reporting. Three agencies, three compliance tracks. If these were one protection, one agency would handle them all.

The takeaway for anyone planning a ground-up build or Eaton Fire rebuild in Altadena: when you collect bids, ask each contractor for written certificates of both coverage types, and file them with your project documents. At Altadena Custom Home Builder, we recommend doing this for every candidate — including established firms like JMB Builders LLC (CSLB #1103479), whose license you can verify independently at cslb.ca.gov. Transparency here isn't a courtesy; it's the baseline. When you're ready to compare bids from properly documented contractors, a free build consultation is a good place to start.

The Eaton Fire Rebuild Stakes: Unlicensed Contracting Is Now a Felony

In Altadena, the stakes of hiring an unlicensed contractor just went from bad to criminal. Since the Eaton Fire, contracting without a license on structures damaged in a Governor-declared emergency is a felony in California — punishable by up to 3 years imprisonment and a fine of up to $10,000, according to the LA County District Attorney's Office.

This isn't theoretical enforcement. Following a joint operation with the Contractors State License Board in fire disaster zones including the Eaton Canyon area, the DA's Office has filed felony charges against five unlicensed contractors. The DA's message to homeowners is blunt: "You are still the victim of a crime even if you knowingly hired an unlicensed contractor" — but that protection comes only after the damage is done.

The financial exposure lands on you, not the contractor. When an unlicensed operator carries no insurance, legal guidance warns that homeowners may be personally liable for worker injuries that occur on their property. Unpaid subcontractors and material suppliers can also file mechanic's liens against your home — even if the general contractor you hired was never licensed in the first place.

For Eaton Fire rebuild households, the specific risks stack up fast:

• Personal injury liability: a worker hurt on your lot can pursue you directly when the contractor has no workers' compensation coverage.
• Mechanic's liens: unpaid subs and suppliers can encumber your property regardless of the general contractor's licensing status.
• Lost legal protections: hiring unlicensed eliminates your liability insurance, surety bond, and legal recourse protections simultaneously.
• No guaranteed restitution: the CSLB has limited authority over unlicensed contractors and cannot guarantee you recover your money.

Compare that to the baseline penalties elsewhere: a first conviction for unlicensed contracting under B&P Code §7028 carries up to a $5,000 fine and six months in county jail — the disaster-zone felony designation raises the ceiling dramatically. The CSLB also notes that unlicensed operators have a high rate of involvement in construction scams, which is precisely why they flood disaster zones after major fires.

What can you do? Verify before you sign, and report what you see. The CSLB maintains a reporting channel for unlicensed activity, and its license lookup at cslb.ca.gov takes minutes. A licensed contractor's number — like JMB Builders LLC's CSLB #1103479 — is something you can independently confirm rather than take on faith.

If you're weighing a ground-up rebuild, tear-down, or hillside lot project in Altadena and want help sorting credible builders from storm-chasers, Altadena Custom Home Builder offers a free build consultation to walk through your lot, permits, and contractor verification questions.

Your Pre-Hiring Verification Checklist for an Altadena Build

A five-minute license check before you sign a contract can protect you from months of costly problems — and in Altadena right now, the stakes are even higher than usual. Here is the practical sequence to run before any ground-up build, tear-down, or fire rebuild on your lot.

Step 1: Run the CSLB lookup yourself. Don't take anyone's word for it. Use the CSLB's Check a License tool to confirm the number is active and in good standing, then check the classification. California licenses span 45 classifications, and the license must cover the right category for hillside or custom-home work. Also check license dates and suspension history — a license that is active today doesn't prove the contractor was properly licensed when your project took place.

Step 2: Demand written proof of insurance. Verbal assurance is not verification. Request written certificates of general liability and workers' compensation coverage, and keep copies with your project file. Remember that a bond and an insurance policy are different protections: insurance transfers risk to the insurer, while a bond keeps the risk with the contractor, who must repay the surety if a claim is paid.

Step 3: Match the contract to the work. For hillside lots, SB 9 splits, or Eaton Fire rebuilds in LA County unincorporated territory, confirm the written contract reflects the actual scope — and that the license classification on file matches it. A transparent contractor makes this easy. JMB Builders LLC, the featured builder in our Altadena guide, publishes its license number (CSLB #1103479) so homeowners can verify it independently at cslb.ca.gov.

Step 4: Know the safety net if something goes wrong. Even if the worst happens, you have options. Under B&P Code §7031(b), homeowners may recover compensation already paid to an unlicensed contractor through disgorgement — even if the work itself was satisfactory. And the LA County DA's Office is explicit: you are still the victim of a crime even if you knowingly hired an unlicensed contractor, so restitution remains available.

But don't count on the backstop. The CSLB cautions that it cannot guarantee restitution and has limited authority over unlicensed contractors, and unlicensed contractors generally cannot be sued successfully for payment — which cuts both ways. In declared disaster zones, contracting without a license is a felony punishable by up to 3 years imprisonment and a $10,000 fine, and the DA has already charged five unlicensed contractors in operations covering the Eaton Canyon area.

Verification before hiring remains the strongest protection you have. If you're planning a ground-up custom home, a tear-down rebuild, or an Eaton Fire rebuild in Altadena, our free build consultation walks you through due diligence, permitting context, and builder selection — no pressure, no timeline guarantees, just a clear-eyed starting point for your project.

• Verify the license is active, in good standing, and classified for your scope of work
• Collect written certificates for general liability and workers' compensation
• Confirm contract terms match the actual project scope
• Report suspected unlicensed activity to the CSLB