Illinois Plumbers Insurance: Coverage, Requirements, and Legal Compliance

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Introduction
Illinois Plumbing License Law (225 ILCS 320/3) sets strict licensing and insurance rules for plumbing professionals in Illinois. If you work as an independent contractor or run a plumbing business, you need to have the right plumbers insurance in Illinois. This insurance plays a key role in complying with the law, protecting your finances, and covering your liabilities.
This guide goes over:
- What Illinois law says about plumbing insurances
- Rules for getting a license and state regulations
- What kinds of coverage can you get and how much it cost
- Top insurance companies to choose from in Illinois
Illinois Plumbing License & Insurance Requirements
Who Needs an Illinois Plumbing License?
225 ILCS 320/3 states that licensed plumbers can design, plan, and perform plumbing work in Illinois. This means:
- Everyone who does plumbing repairs, installations, and maintenance must have a state-issued plumbing license.
- Licensed plumbers or a sponsor’s designated agent must do inspections.
- Plumbers must complete 4 hours of continuing education each year to keep their license.
Minimum Insurance Requirements for Plumbers in Illinois
Illinois state law requires plumbing professionals to have this insurance coverage:
- General Liability Insurance: Minimum coverage of $100,000 per person and $300,000 per occurrence to cover bodily injury.
- Property Damage Insurance: Minimum $50,000 per occurrence to cover damages to clients’ property.
- Workers’ Compensation Insurance: Plumbing businesses with one or more employees need this.
- Surety Bond: Plumbing contractors must give a $20,000 surety bond to the Illinois Department of Public Health (IDPH).
- Commercial Auto Insurance: Plumbing businesses that use vehicles for work-related purposes need this.
Why Is Insurance Required?
Illinois requires liability and workers’ compensation insurance to:
- Shield customers from bad plumbing work.
- Make sure plumbing businesses pay for worker injuries.
- Lower the money risks of mishaps, legal fights, and property damage.
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Best Types of Insurance for Illinois Plumbers
General Liability Insurance (Required)
- Protects against third-party claims of bodily injury and property damage.
- Covers legal fees if sued for damages or negligence.
- Helps meet Illinois state licensing requirements.
Workers’ Compensation Insurance (Required for Businesses with Employees)
- Pays for medical expenses and lost wages if an employee gets injured on the job.
- Required under Illinois law for businesses with one or more employees.
- Covers rehabilitation and disability costs.
Tools & Equipment Insurance
- Covers theft, damage, or loss of plumbing tools.
- Protects expensive equipment like pipe cutters, wrenches, and cameras.
Commercial Auto Insurance
- Covers plumbing work vehicles used for transporting tools and equipment.
- Protects against accidents, vandalism, and theft.
- Required if using a business-owned vehicle.
Surety Bond (Required for Plumbing Contractors)
- Guarantees financial responsibility for projects.
- Required by the Illinois Department of Public Health (IDPH) for licensing.
- Amount: $20,000 bond requirement.
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Cost of Plumbers Insurance in Illinois
The cost of Illinois plumbers insurance varies based on business size, coverage limits, and claims history. On average:
- General Liability Insurance: $600 – $1,500 per year.
- Workers’ Compensation Insurance: $3,000 – $6,500 per year.
- Surety Bond: $100 – $500 per year.
- Commercial Auto Insurance: $1,200 – $2,500 per year.
- Tools & Equipment Insurance: $300 – $800 per year.
Top 5 Illinois Cities with the Highest Plumbing Insurance Costs
The price of plumbers insurance in Illinois changes based on location, with big cities costing more because of increased risks and pricier claims. Let’s look at the five costliest cities for plumbing insurance in Illinois and the reasons behind their high rankings.
Aurora
– Costs Go Up As Construction Grows
Average General Liability Coverage: $1,200 – $2,500 yearly
Things That Affect Cost:
- Real estate growth leads to more plumbing jobs and increased demand.
- Heightened competition results in more contractors getting insurance.
- Expanding business sector creates a greater need to hire bonded and insured plumbers.
Aurora has a booming market for new plumbing companies, which causes insurance companies to charge higher premiums to handle risk.
Naperville
– High Property Values = Higher Insurance Costs
Average General Liability Insurance: $1,100 – $2,200 per year
Factors That Affect Cost:
- Rich neighborhoods – Pricier claims for property damage.
- Customers expect more – Higher need for professional liability insurance.
- Lots of old houses – Riskier pipe work due to outdated plumbing.
Plumbing companies in Naperville often need extra protection like Errors & Omissions Insurance (E&O) to guard against customer complaints about service quality.
Chicago
– The Priciest City for Plumbers Insurance
Average General Liability Insurance: $1,500 – $3,000 yearly
Things That Affect the Cost:
- High population density – Greater chance of property damage claims.
- Tougher city rules – Higher licensing & compliance expenses.
- More business projects – Growing need for bonding and liability coverage.
Chicago plumbers also shell out more for:
- Workers’ Compensation (because of labor laws & high injury numbers).
- Commercial auto coverage (higher crash rates in the city).
Rockford
– Industrial Plumbing Raises Liability Risks
Typical General Liability Insurance: $1,000 – $2,000 yearly
Things That Affect Cost:
- More industrial plumbing jobs – Higher likelihood of big claims.
- Harsh winters – Greater risk of pipes bursting and urgent repairs.
- Abundance of old structures – Higher risk of mishaps due to aging systems.
Plumbing businesses in Rockford require specialized coverage for equipment and tools to guard against costly machinery failures.
Springfield
– Insurance Expenses Climbing with Increased Government Projects
Typical General Liability Insurance: $1,000 – $2,000 yearly
Elements Affecting Cost:
- Many government buildings – Stricter project rules.
- Bond and compliance expenses – More plumbers need to carry surety bonds.
- More public jobs – Higher insurance premiums for commercial liability.
Springfield plumbers often get government jobs, which means they need more liability coverage and bond amounts, which can boost insurance costs.
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Frequently Asked Questions
The following are common questions about Workers’ Compensation Insurance in Alabama.
Yes, Illinois law requires all licensed plumbers and plumbing contractors to have general liability insurance. Workers’ compensation insurance is mandatory if you have employees.
The state mandates general liability insurance with at least $100,000 per person and $300,000 per occurrence, property damage coverage of $50,000 per occurrence, workers’ compensation for businesses with employees, and a $20,000 surety bond for plumbing contractors.
Costs vary based on coverage limits, business size, and claims history. General liability typically ranges from $600 to $1,500 per year, workers’ compensation from $3,000 to $6,500, a surety bond from $100 to $500, and commercial auto insurance from $1,200 to $2,500 per year.
Average rates are $0.91 per $100 of payroll, varying by industry (e.g., roofing: $12.01–$29.70, clerical: $0.11–$0.27).
Operating without the required insurance can result in fines, license suspension, or revocation by the Illinois Department of Public Health. You may also be personally liable for damages and lawsuits.
A $20,000 surety bond is required for plumbing contractors to protect clients from financial loss due to incomplete work, contract violations, or poor workmanship. It ensures compliance with state plumbing laws.
No, sole proprietors without employees are not required to carry workers’ compensation insurance, but personal injury or disability coverage is recommended.
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