Loading...
Loading...
How to become a licensed Boiler Operator in New Jersey. State license required. Total initial fees: $80-$120. Verified 2026-03-21. Data verified 2026-03-21. Source: LicenseMap (getlicensemap.com).
Boiler Operator — BO
Governing Authority
New Jersey Department of Labor and Workforce Development — Boiler and Pressure Vessel Compliance
Official website →Some information on this page has not been fully verified.
9% of data points are verified against official sources. 32 fields based on preliminary research. We recommend confirming details with your state's licensing authority. See sources below · Report incorrect data
Yes
License Required
3
License Grades
Yes
Exam Required
$80-$120
Total Initial Fees
Triennial (every 3 years)
Renewal Period
Yes
CE Required
New Jersey boiler operator licensing overview
Mostly verifiedRequired
State License
3
License Grades/Classes
18+
Minimum Age
License Grades / Classes
Black Seal — Low Pressure
For operating low-pressure boilers and heating systems
Experience: Completion of approved training course
Boiler Types: Low-pressure steam (15 psi max), hot water boilers
Blue Seal — High Pressure
For operating high-pressure boilers up to specified capacity
Experience: 1 year experience as Black Seal operator
Boiler Types: High-pressure steam boilers
Gold Seal — Chief Engineer
Chief engineer for large boiler plants
Experience: 3+ years experience as Blue Seal operator
Boiler Types: All boiler types, unlimited capacity
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.
Education, experience, and training requirements
Mostly verifiedEducation Required
High school diploma or equivalent; completion of approved training for Black Seal
Experience Required
Progressive: approved course (Black Seal) to 3+ years (Gold Seal)
Apprenticeship
Not Required
Training Programs
Approved Black Seal preparatory course required for initial license; additional experience for higher levels
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.
Examination requirements and details
Mostly verifiedExam Required
Yes
Exam Provider
New Jersey Department of Labor and Workforce Development
Passing Score
70%
Exam Details
Written examination covering boiler operation, safety, ASME codes, and New Jersey boiler regulations (NJ Administrative Code Title 12, Chapter 90)
Retake Policy
May retake after 30 days; must complete additional training
Applicable Codes & Standards
ASME Boiler and Pressure Vessel Code; NJ Admin Code Title 12, Chapter 90
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.
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 New Jersey boiler operator license fee | $40 |
Exam Fee Examination fee | $40 |
Renewal Fee Renewal fee per cycle | $40 |
Total Initial Fees Total estimated initial costs including license and exam fees | $80-$120 |
Renewal requirements and ongoing obligations
Mostly verifiedTriennial (every 3 years)
Renewal Period
Required
Continuing Education
6 Hours
CE Hours per Cycle
Continuing Education Details
6 hours of continuing education required per 3-year renewal cycle
Renewal Fee
$40
Regulatory Board
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.
New Jersey's color-coded seal system (Black, Blue, Gold) is one of the most recognized boiler operator licensing programs in the nation. The Black Seal course is commonly required for building superintendents and maintenance personnel.
New Jersey has a well-known color-coded boiler operator licensing system: Black Seal, Blue Seal, and Gold Seal.
A Black Seal license is required for anyone responsible for operating a low-pressure boiler or heating system.
The Black Seal preparatory course is widely available through vocational schools and community colleges.
New Jersey requires continuing education for license renewal.
Building owners and property managers must ensure a licensed operator is available for boiler systems.
There is no interstate compact for boiler operators.
Explore requirements for other professional licenses in New Jersey.
How this state compares to 50 others for this profession
Salary
#8 of 51
Based on May 2024 Bureau of Labor Statistics OEWS data for Stationary Engineers and Boiler Operators (SOC 51-8021)
Entry Level
N/A
25th percentile
Median
$74,200
+13% vs. national avg ($65,850)Experienced
N/A
75th percentile
Wage Distribution (Annual)
Source: BLS OEWS – Stationary Engineers and Boiler Operators (May 2024)
National employment projections for 2022-2032
Projected Growth
+2%
Average GrowthNew Jobs
N/A
over 10 years
Annual Openings
N/A
per year (avg.)
N/A currently employed nationwide (2024)
Source: BLS Employment Projections 2022-2032 (September 2023)
Government fees and exam costs to obtain your initial license
Note: These are government licensing fees only. Education/training program costs (tuition, books, etc.) are not included as they vary widely by institution.
Source: New Jersey Department of Labor and Workforce Development — Boiler and Pressure Vessel Compliance
Estimated total: 4–12 weeks
Timeline estimated from licensing requirements on this page.
Source: New Jersey Department of Labor and Workforce Development — Boiler and Pressure Vessel Compliance
4–12 weeks
Estimated processing time
Source: New Jersey Department of Labor and Workforce Development — Boiler and Pressure Vessel Compliance
Study guides and practice tests for boiler operator licensing exams.
Browse Study Guides on Amazon →As an Amazon Associate, we earn from qualifying purchases.
Shop essential tools and supplies to get started in your career.
New Jersey requires boiler operators to hold a state license. 3 license grade(s) are available for different boiler types and capacities. Boiler safety in New Jersey is overseen by the New Jersey Department of Labor and Workforce Development — Boiler and Pressure Vessel Compliance.
Requirements vary by state. Always verify current requirements with your state licensing authority.