Estimated Cost (2026)
Adjust based on your team size
Just me (1)Team (20)
$1116-$1641
Estimated Annual Premium
Monthly Average Breakdown
$109 / mo
Includes General Liability
Industry Risk Profile
Plumbers face a higher risk of property damage (e.g., burst pipes and water damage), which generally results in higher general liability rates.
Risk Factor1.5x
Location Factors
- State Base Rate$830
- Lewiston Multiplier1x
- State Tax Rate5.5%
Local Compliance FAQ
Is General Liability required in Lewiston?
While Maine law may not mandate it for all businesses, Plumbers often need proof of insurance to bid on local commercial projects in Lewiston.
Why is the rate different here?
Your premium reflects Maine's specific base rate of $830 and a local city multiplier of 1x.
Compare Plumber Insurance in Other Maine Cities
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