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Boiler Operator License
Total cost: $100-$150
Governing Authority
Connecticut Department of Consumer Protection — Boiler and Pressure Vessel Unit
Official website →Some details on this page are not yet confirmed against an official source. See sources below or contact the licensing board to verify.
Yes
License Required
2
License Grades
Yes
Exam Required
$100-$150
Total Initial Fees
Biennial (every 2 years)
Renewal Period
No
CE Required
You must be at least 18 years old. Verify all eligibility requirements with the Connecticut Department of Consumer Protection — Boiler and Pressure Vessel Unit.
Education: High school diploma or equivalent recommended. Experience: Experience operating boilers required; varies by grade level. Approved programs: Approved training programs or on-the-job training.
Connecticut offers 2 license grades: Low Pressure Operator, High Pressure Operator. Each grade covers different boiler types and capacities. Choose the grade that matches the equipment you will operate.
Written examination on boiler operation, safety procedures, and Connecticut boiler regulations Administered by Connecticut Department of Consumer Protection. Passing score: 70%. Based on ASME Boiler and Pressure Vessel Code. Exam fee: $50. Retake policy: May retake after 30 days.
Submit your application to the Connecticut Department of Consumer Protection — Boiler and Pressure Vessel Unit. License fee: $50. Total initial fees: $100-$150.
Renew your license biennial (every 2 years). Renewal fee: $50.
Total startup cost for boiler operator licensing
License Fee
$50
Connecticut boiler operator license fee
Exam Fee
$50
Examination fee
Renewal Fee
$50
Renewal fee per cycle
Total estimated initial costs including license and exam fees
Connecticut boiler operator licensing overview
Mostly verifiedRequired
State License
2
License Grades/Classes
18+
Minimum Age
License Grades / Classes
Low Pressure Operator
For operating low-pressure steam boilers (15 psi or less) and hot water boilers
Experience: Basic training or experience in boiler operation
Boiler Types: Low-pressure steam (15 psi max), hot water boilers
High Pressure Operator
For operating high-pressure steam boilers exceeding 15 psi
Experience: 1 year of experience operating boilers
Boiler Types: High-pressure steam boilers exceeding 15 psi
Boiler operator licensing requirements vary significantly by state. Some states require multiple grades of licenses based on boiler size and pressure rating, while others do not require a state-level license at all. The ASME Boiler and Pressure Vessel Code provides the national standard for boiler safety. Always verify current requirements with your state licensing authority.
Not sure if you need a boiler operator license? Check whether your state requires one.
Education, experience, and training requirements
Mostly verifiedEducation Required
High school diploma or equivalent recommended
Experience Required
Experience operating boilers required; varies by grade level
Apprenticeship
Not Required
Training Programs
Approved training programs or on-the-job training
Boiler operator training typically combines classroom instruction with hands-on experience. Many states require a combination of formal education and documented operating experience before licensure. The National Board of Boiler and Pressure Vessel Inspectors (NBBI) and industry associations offer additional training and certification programs.
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Examination requirements and details
Mostly verifiedExam Required
Yes
Exam Provider
Connecticut Department of Consumer Protection
Passing Score
70%
Exam Details
Written examination on boiler operation, safety procedures, and Connecticut boiler regulations
Retake Policy
May retake after 30 days
Applicable Codes & Standards
ASME Boiler and Pressure Vessel Code
Boiler operator examinations typically cover ASME Boiler and Pressure Vessel Code, boiler operation principles, safety procedures, and state-specific regulations. Some states use examinations from the National Institute for the Uniform Licensing of Power Engineers (NIULPE), while others administer their own exams.
Overall licensing difficulty: 1/100
Study recommendation: 1–2 weeks of focused review is usually sufficient
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Boiler Operator Exam Prep Materials
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Difficulty rating based on education, exam, and experience requirements. Individual experience may vary.
Insurance and bonding requirements
Mostly verifiedInsurance Required
No
Bonding Required
No
Most states do not require individual boiler operators to carry personal insurance or bonding. Employers typically carry workers' compensation and general liability insurance that covers boiler operations. Facilities with boilers are generally required to have boiler and machinery insurance.
| Fee | Amount |
|---|---|
License Fee Connecticut boiler operator license fee | $50 |
Exam Fee Examination fee | $50 |
Renewal Fee Renewal fee per cycle | $50 |
Total Initial Fees Total estimated initial costs including license and exam fees | $100-$150 |
Use our licensing cost calculator to estimate your total investment including education and exam fees.
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See how quickly your license investment pays for itself.
Renewal requirements and ongoing obligations
Mostly verifiedBiennial (every 2 years)
Renewal Period
Not Required
Continuing Education
N/A
CE Hours per Cycle
Renewal Fee
$50
Renewal requirements vary by state. Most states that license boiler operators require annual or biennial renewal. A few states require continuing education to maintain licensure. Failure to renew on time may result in lapse of license and the need to retake examinations.
Connecticut's boiler operator licensing is administered through the Department of Consumer Protection, which also handles boiler inspections.
Connecticut requires boiler operators to be licensed through the Department of Consumer Protection.
Two levels of licenses are available: low-pressure and high-pressure operator.
All boilers must be operated by licensed operators when the boiler exceeds specified thresholds.
There is no interstate compact for boiler operators.
Boiler Operator requirements in nearby states
| State | Total Cost | Timeline | |
|---|---|---|---|
| Connecticut (you) | $100 | 4–12 wks | |
| Massachusetts | $125 | 4–12 wks | → |
| New York | $100 | 4–12 wks | → |
| Rhode Island | $50 | 4–12 wks | → |
See how Connecticut compares: Boiler Operator License Fees by State — Cheapest to Most Expensive →
Compare boiler operator requirements across all states →
Boiler Operator licensing requirements nationwide →
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How does Connecticut compare to other states for boiler operator? See the full comparison →
Calculate the return on investment for your boiler operator license →
Explore requirements for other professional licenses in Connecticut.
Boiler Operator Schools in Connecticut
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Study guides and practice tests for boiler operator licensing exams.
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Boiler Operator requirements in Connecticut verified against Connecticut Department of Consumer Protection — Boiler and Pressure Vessel Unit, March 2026.
Moving to Connecticut? Use our free Transfer Tool to see what you need →
Already licensed elsewhere? See how to transfer your Boiler Operator license to Connecticut →
Transfer your Boiler Operator license from Connecticut to: Massachusetts → | New York → | Rhode Island →
Connecticut requires boiler operators to hold a state license. 2 license grade(s) are available for different boiler types and capacities. Boiler safety in Connecticut is overseen by the Connecticut Department of Consumer Protection — Boiler and Pressure Vessel Unit.
Requirements vary by state. Always verify current requirements with your state licensing authority.