As a plumber in Delaware, having proper insurance coverage is crucial for protecting your business, meeting state requirements, and securing contracts. This comprehensive guide breaks down the essential insurance coverages Delaware plumbers need, including costs based on our analysis of actual quotes from leading carriers.

Get informed about plumbing insurance requirements in our resource center.

General Liability Insurance for Delaware Plumbers

Based on our analysis of actual quotes from leading carriers, here are the typical general liability insurance costs for Delaware plumbers:

Average Annual Premiums and Revenue Percentages

Revenue SizeAverage Premium% of RevenueFavorable RatePotential Savings
$150K$6,6004.4%$5,70014%
$500K$17,2003.4%$12,60027%
$1M$34,9003.5%$21,10040%

These premiums assume:

  • Clean claims history (5+ years without incidents)
  • Standard $1M/$2M coverage limits
  • Mix of residential and commercial work
  • Approximately 10% subcontractor costs

Worker’s Compensation Insurance for Delaware Plumbers

Worker’s compensation insurance is mandatory for Delaware plumbers with employees. Based on our analysis:

Cost Overview

  • Average cost per employee: $10,550 annually
  • Cost per $100K of payroll: $3,500

Key factors affecting premiums:

  • Job classification codes (primarily 5183 for plumbers)
  • Total annual payroll
  • Claims history
  • Safety programs and protocols
  • Experience modifier rating (EMR)

Additional Business Insurance for Plumbers in Delaware

1. Commercial Auto Insurance

  • Annual cost: $1,500-$3,050 per vehicle
  • Standard limits: $100K per person/$300K per accident
  • Higher limits recommended: $500K-$1M

2. Tools & Equipment Coverage

  • Annual premiums: $200-$2,000
  • Policy limits: $5,000-$15,000+
  • Per-item limits typically $5,000

3. Plumber Bonds

  • Bond amounts: $5,000-$25,000
  • Premium costs (based on credit):
  • Excellent credit: 1-2%
  • Good credit: 2-3%
  • Poor credit: 3-5%

4. Commercial Property Insurance

  • Protects warehouses, offices, and storage
  • Annual premiums: $1,000-$5,000
  • Based on property value and location

5. Business Owner’s Policy (BOP)

  • Bundles general liability and property coverage
  • Often more cost-effective than separate policies
  • Customizable for plumbing businesses

Get Delaware Plumber Liability with ContractorNerd

ContractorNerd makes plumbing insurance simple and data-driven for Delaware plumbers through:

  • Instant online quotes from top-rated carriers
  • Side-by-side coverage comparisons
  • Plumbing-specific expertise
  • Streamlined application process
  • Ongoing policy management
  • Claims advocacy when needed

Our team of plumbing insurance specialists can help you:

  • Optimize coverage based on your specific risks
  • Find competitive rates through our carrier network
  • Bundle policies for additional savings
  • Ensure compliance with Delaware regulations

Contact ContractorNerd today for customized quotes tailored to your plumbing business needs.