Plumbing Contractor Permit Requirements in Hartford, CT
Complete permit and license guide for starting a plumbing contractor in Hartford, Hartford County, Connecticut.
Not legal advice. Requirements may change — always verify with your local government authority before applying. Key agencies and fees on this page were re-checked against official government sources on .
Federal — start here
1 stopEIN (Employer Identification Number)
Required if you have employees or operate as an LLC or corporation. Free from the IRS.
Official government sourceFreeImmediate (online application)
Free
Immediate (online application)
State of Connecticut
1 stopConnecticut Department of Revenue Services — Sales Tax Permit
Required for all businesses selling tangible personal property or taxable services in Connecticut. Connecticut charges a 6.35% state sales tax and taxes certain services (broader base than many states). Register with the Connecticut Department of Revenue Services via myconneCT; a $100 registration fee applies.
Official government source$100 (registration fee)Immediate (online via myconneCT)
$100 (registration fee)
Immediate (online via myconneCT)
City of Hartford / Hartford County
3 stopsConnecticut Department of Consumer Protection - Plumbing and Piping Contractor License (P-1/P-2)
Plumbing contractors in Connecticut must have an individual holding a P-1 (unlimited) or P-2 (limited) plumbing and piping contractor license from the Department of Consumer Protection. Only individuals may apply, not companies. Applicants generally need two or more years as a licensed journeyperson or equivalent experience and must pass the state exam, with exam fees paid separately to the testing vendor. Licenses expire annually on October 31.
Official government source$150 contractor application; $150 annual renewal (journeyperson $90 application, $120 renewal)Licenses expire every October 31; the license issues once the exam is passed and the application is approved
$150 contractor application; $150 annual renewal (journeyperson $90 application, $120 renewal)
Licenses expire every October 31; the license issues once the exam is passed and the application is approved
No general Hartford business license (category-specific licenses only)
Hartford does not require a general business license. The Licenses & Inspections Division licenses only specific regulated categories - food establishments, mobile vendors, laundromats, amusement devices, parking lots and similar activities. Service businesses such as plumbing, salons, tutoring, pet sitting or photography are not licensed by the city, though they may need a state license, zoning approval, or a certificate of occupancy for commercial space.
Official government sourceNo fee - Hartford issues no general business licenseNot applicable
No fee - Hartford issues no general business license
Not applicable
City of Hartford Plumbing Permit (per project)
A separate plumbing permit must be pulled from the City of Hartford's Licenses & Inspections division for each job, with inspections at completion. Connecticut has no county government, so there is no county plumbing department. Permits are applied for through the city's online permitting portal, and the work must be performed by a licensed plumbing contractor.
Official government source$50.26 for the first $1,000 of construction cost plus $30.26 for each additional $1,000 (Hartford fee schedule)Filed through the city's online permitting portal; inspections required at completion
$50.26 for the first $1,000 of construction cost plus $30.26 for each additional $1,000 (Hartford fee schedule)
Filed through the city's online permitting portal; inspections required at completion
Terminus
Open for business — est. $400–$1,200 · 4–10 weeks to obtain all licenses
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Official Sources
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