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Boiler Operator License
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
N/A
License Grades
No
Exam Required
N/A
Total Initial Fees
N/A
Renewal Period
No
CE Required
Verify all eligibility requirements with the Montana Department of Labor & Industry (DLI).
Education: No state boiler operator license required.
Submit your application to the Montana Department of Labor & Industry (DLI).
Renew your license n/a.
Montana boiler operator licensing overview
VerifiedRequired
State License
N/A
License Grades/Classes
N/A
Minimum Age
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
No state boiler operator license required
Apprenticeship
Not Required
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.
Browse Boiler Operator study materials on Amazon →(affiliate link)
Examination requirements and details
Mostly verifiedExam Required
No
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.
No state licensing fees apply — Montana does not require a state boiler operator license.
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See how quickly your license investment pays for itself.
Renewal requirements and ongoing obligations
Mostly verifiedN/A
Renewal Period
Not Required
Continuing Education
N/A
CE Hours per Cycle
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.
Montana regulates boiler safety through inspections managed by the Building Codes Bureau, but does not license operators.
Montana REQUIRES boiler operator licensing through the Department of Labor & Industry (DLI).
Tiered system: Low Pressure (boilers up to 15 PSI, 480 hrs), Third Class (960 hrs), Second Class (2 years), First Class (3 years), Traction Engine (specialty).
Written exam required for each tier.
Low Pressure license: 3 months (480 hrs) under licensed engineer OR approved training course + 40 hrs experience.
Boiler Operator requirements in nearby states
| State | Total Cost | Timeline | |
|---|---|---|---|
| Montana (you) | N/A — No state license required | 1–4 wks | |
| Idaho | N/A — No state license required | 1–4 wks | → |
| North Dakota | N/A — No state license required | 1–4 wks | → |
| South Dakota | N/A — No state license required | 1–4 wks | → |
| Wyoming | N/A — No state license required | 1–4 wks | → |
See how Montana 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 Montana compare to other states for boiler operator? See the full comparison →
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Explore requirements for other professional licenses in Montana.
Boiler Operator Schools in Montana
Compare approved training programs, costs, and requirements.
Study guides and practice tests for boiler operator licensing exams.
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Boiler Operator requirements in Montana verified against Montana Department of Labor & Industry (DLI), March 2026.
Accessed 2025-01-15
Moving to Montana? Use our free Transfer Tool to see what you need →
Already licensed elsewhere? See how to transfer your Boiler Operator license to Montana →
Transfer your Boiler Operator license from Montana to: Idaho → | North Dakota → | South Dakota → | Wyoming →
Montana requires boiler operators to hold a state license. Boiler safety in Montana is overseen by the Montana Department of Labor & Industry (DLI).
Requirements vary by state. Always verify current requirements with your state licensing authority.