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Washington's L&I Contractor Registration: How to Verify Before You Hire and What the Bond Protects
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Washington's L&I Contractor Registration: How to Verify Before You Hire and What the Bond Protects

How to verify a Washington contractor with L&I before you hire: the Verify tool, bond and insurance rules, electrician and plumber certificates, and red flags.

·November 6, 2026·9 min read

Washington's L&I Contractor Registration: How to Verify Before You Hire and What the Bond Protects

Every construction contractor working in Washington has to register with the Department of Labor and Industries before bidding or doing work. That rule covers roofers in Spokane, deck builders in Tacoma, and remodelers in Vancouver. It also means a homeowner can check a contractor's status in about two minutes from a phone, which is two minutes most people skip.

Registration sets a minimum bar. It tells you the business has a bond, liability insurance, and a state account in good standing.

It does not tell you whether the crew is skilled or whether the bond will cover a big problem. Knowing what the lookup shows, and what it leaves out, is the difference between a quick check and a useful one.

What L&I Registration Requires

Under Washington's contractor registration law, a business that builds, alters, repairs, or improves property for others must register with L&I. To register, the contractor files business information, posts a surety bond, and shows proof of general liability insurance. Contractors with employees also need an active workers' compensation account.

Washington runs its own state workers' compensation fund through L&I instead of letting employers buy private coverage, with limited exceptions for self-insured companies. That makes L&I a single place to see both registration and whether the contractor's industrial insurance account is current.

Registration has to be renewed every two years. A contractor can fall out of good standing between renewals if the bond is canceled or insurance lapses, so a status you checked last spring may not hold today.

General Versus Specialty Contractors

L&I registers contractors as either general or specialty. A general contractor can take on projects involving two or more trades and manage subcontractors. A specialty contractor is limited to one trade, such as roofing, painting, siding, or concrete.

The bond requirement is higher for general contractors than for specialty contractors, roughly double in recent years, and lawmakers have raised both amounts over time. Older figures still floating around online, such as $12,000 for general and $6,000 for specialty, may be out of date. L&I lists the current amounts on its website.

Using the Verify a Contractor Tool

L&I's online lookup is called "Verify a Contractor, Tradesperson or Business." You can search by business name, owner name, registration number, or UBI number. Searching by registration number is the most reliable, since many companies have similar names.

The results page shows several details worth reading closely. Check each of these before you sign anything:

  • Registration status, which should read active
  • Registration type, general or specialty, and the specialty listed
  • Expiration date of the registration
  • Bond company, bond amount, and any claims or lawsuits filed against the bond
  • Insurance carrier and policy dates
  • Workers' compensation account status and any history of unpaid premiums
  • Any infractions or license violations on record

Match the name on the results page to the name on the contract and the truck. A registration number printed on an estimate that belongs to a different company is a serious warning sign.

Reading Bond Claims and Infractions

A bond claim or lawsuit on record does not always mean the contractor is dishonest. Disputes happen in construction.

A pattern is different. Several claims over a short span, or claims that ended in judgments, tell you customers or suppliers had trouble getting paid or getting work finished.

Infractions can include working while unregistered, using unregistered subcontractors, or failing to pay workers' compensation premiums. Click into the details. A single old citation is one thing, and repeated citations over several years are another.

Electricians and Plumbers Have Separate Credentials

Electrical and plumbing work in Washington carries its own licensing layer through L&I. An electrical contractor needs an electrical contractor license, which is different from general contractor registration. The individual electricians doing the wiring must hold electrician certificates, from journey level to specialty and trainee categories.

Plumbers work the same way. Anyone doing plumbing work generally needs a plumber certificate issued by L&I, and trainees have to work under supervision. A general contractor remodeling your kitchen can coordinate the project, but the electrical and plumbing work itself should be done by properly licensed and certified people.

The same Verify tool lets you look up electrician and plumber certifications. On a bathroom remodel in Seattle, it is reasonable to ask for the electrician's and plumber's names and check them yourself.

Permits Are a Separate Check

Registration does not replace building permits. Cities like Seattle, Spokane, Tacoma, and Vancouver issue their own building permits, and L&I handles electrical permits in many areas while some cities run their own electrical programs. A contractor who suggests skipping permits to save money is putting your resale, insurance coverage, and safety at risk.

What the Bond Covers, and Its Limits

The contractor bond exists to compensate people harmed when a contractor breaches a contract, fails to pay for labor or materials, or violates the registration law. Homeowners, subcontractors, suppliers, and employees can all bring claims against it. That shared pool is the main limit most homeowners do not know about.

Bonds in Washington are small compared to the cost of a modern remodel. If a contractor walks off a $90,000 addition and also owes three suppliers, everyone is drawing from the same bond. The surety company typically pays claims only after a court judgment or settlement, and the payout cannot exceed the bond amount.

There are time limits too. Claims against a contractor's bond must generally be filed within a set window after the work ends, often cited as two years for most residential claims. Waiting to see if the contractor comes back can cost you the right to file.

Insurance Fills a Different Role

General liability insurance covers property damage and injuries caused by the contractor's work, such as a crew member dropping a beam through your ceiling. It does not cover poor workmanship or an unfinished job. That is where the bond, the contract, and your own records come in.

Workers' compensation through L&I covers the contractor's employees if they get hurt on your property. An active account is one of the better signs that you are dealing with a legitimate business.

Risks of Hiring an Unregistered Contractor

Hiring an unregistered contractor leaves you with very few protections. There is no bond to claim against and often no insurance. If a worker is injured on your property and the contractor has no workers' compensation coverage, you could face a dispute over who pays.

Washington law also limits what unregistered contractors can do. They generally cannot file a lien or bring a lawsuit to collect payment for work that required registration, and L&I can issue them infractions with fines. That makes the state's position clear, but it does little to repair a botched roof.

Homeowners in fast-growing areas like Clark County and the South Sound see more unregistered outfits during busy seasons. Price is the usual lure, with bids that come in far below everyone else's.

Checking the Subcontractors on Bigger Jobs

A whole-house remodel in Bellevue or a new garage in Spokane Valley can bring five or six different trades onto your property. The general contractor you vetted may not be the one framing walls, hanging drywall, or pouring the slab. Each of those subcontractors should hold its own L&I registration.

Ask your general contractor for a list of subs before work starts, with registration numbers. Running each one through the Verify tool takes a few minutes and tells you whether the people on your roof have their own bond, insurance, and workers' compensation account.

Unpaid subcontractors and suppliers can also file liens against your property, even if you paid the general contractor in full. Asking for lien releases from major subs and suppliers as payments go out is a simple habit that protects your title.

Red Flags Before You Sign

A few patterns show up again and again in L&I complaints and consumer reports. Watch for contractors who refuse to give a registration number, ask for large cash payments up front, or pressure you to sign the same day. Door-to-door roofing and paving pitches after windstorms in Western Washington and hail in Spokane deserve extra caution.

Ask for a written contract that lists the scope, price, payment schedule, start and finish dates, and the registration number. Washington requires contractors to give homeowners a disclosure statement on residential projects, explaining lien rights and the bond. If you never receive one, ask why.

Keep payment tied to progress. A modest deposit followed by payments at clear milestones protects you far better than paying half before any work begins. Our blog of home project guides has more tips on hiring trades in Washington.

Frequently Asked Questions

How often should I check a contractor's L&I status?

Check before you sign, and again before you make a large progress payment. A bond can be canceled or insurance can lapse mid-project, and the Verify tool updates as L&I receives notices.

Does a handyman need to register with L&I?

In most cases, yes. Washington's exemption for small, casual jobs is narrow and generally does not apply to anyone who advertises or does this work regularly, so most paid handymen need registration.

Can I file a bond claim myself?

You can, though most claims start with a lawsuit naming the contractor and the bonding company. For smaller amounts, some homeowners use small claims court, which in Washington handles disputes up to about $10,000 for individuals.

Is an electrical contractor license the same as contractor registration?

No. Electrical contractors hold a separate L&I license, and the electricians on the job need their own certificates, all of which appear in the same lookup.

What if the contractor's registration expired during my project?

Pause further payments and contact L&I. Work done while unregistered can expose the contractor to fines and weakens their ability to collect, which gives you room to negotiate a fix.

Where do I report an unregistered contractor in Washington?

L&I takes complaints about unregistered contractors online and by phone. Include the business name, the job address, and any estimates or ads, since L&I investigators use those details to issue infractions.