Plumber License Requirements in Connecticut
| Licensing Authority | Department of Consumer Protection (DCP) |
| License Type | P-1 Unlimited Plumbing Contractor |
| Experience Required | P-1 Contractor: 2 years as a licensed P-2 journeyperson or equivalent experience and training. P-2 Journeyperson: completion of 4-year registered apprenticeship (8,000 hours OJT + classroom instruction) or equivalent experience. |
| Education Substitute | Accredited plumbing or pipefitting program may substitute for a portion of the apprenticeship requirement |
| Exam Required | Yes — P-2 Unlimited Journeyperson Plumber Exam + P-1 Unlimited Plumbing Contractor Exam |
| Bond Required | No |
| Insurance | General liability: recommended. Workers comp: required with employees |
| Continuing Education | 5 hours 2 years |
| Processing Time | 4-8 weeks |
Fee Breakdown
| Application Fee | $150 |
| Exam Fee | $65 |
| Initial License Fee | $150 |
| Est. Initial Total | $365 |
Related & additional fees
Separate or ongoing costs — not included in the estimate above.
| Journeyperson application fee | $90 |
| Journeyperson initial license | $120 |
| Journeyperson annual renewal | $120 |
Renewal: $150 every 1 year (expires October 31)
Exam Requirements
P-2 Unlimited Journeyperson Plumber Exam
P-1 Unlimited Plumbing Contractor Exam
Exam provider: PSI
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- Online continuing education is not permitted for plumbers in Connecticut
- CE records must be retained for at least 4 years for DCP audit purposes
Frequently Asked Questions
Do I need a plumber license in Connecticut?
Yes, Connecticut requires a statewide plumber license through the Department of Consumer Protection.
How much does a plumber license cost in Connecticut?
The estimated initial cost is $365, including application, exam, and license fees.
What experience do I need for a plumber license in Connecticut?
P-1 Contractor: 2 years as a licensed P-2 journeyperson or equivalent experience and training. P-2 Journeyperson: completion of 4-year registered apprenticeship (8,000 hours OJT + classroom instruction) or equivalent experience. Education substitute: Accredited plumbing or pipefitting program may substitute for a portion of the apprenticeship requirement
What exams are required for a plumber license in Connecticut?
You must pass the P-2 Unlimited Journeyperson Plumber Exam and P-1 Unlimited Plumbing Contractor Exam exams. A passing score of 70% is required. Exams are administered by PSI.
How long does it take to get a plumber license in Connecticut?
Processing time is typically 4-8 weeks after submitting a complete application.
Is continuing education required for plumbers in Connecticut?
Yes, 5 hours per 2 years is required for license renewal.
Next steps
You know the requirements for plumbers in Connecticut— here's how to actually pass and apply.
Data last verified: 2026-04-02 | Source: DCP