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Taking the Exams - Stationary Engineers

Taking the ExamPSI Examination Services or 1-800-733-9267. PSI provides examination services for the Board. Examinations are administered on a weekly basis at PSI test locations in Baltimore, College Park, Hagerstown, Lanham and Salisbury. The cost of any category of examination is $65.

PSI Examination Services
3210 E Tropicana
Las Vegas, NV 89121

Reference Materials for the Stationary Engineer Examinations

Requirements

Applicants must meet certain qualifications to take each level of examinations as indicated below:

Examination Category

Qualification

Grade 1

  1. Five years of documented experience as an active Grade 2 stationary engineer under the direction and control of a Grade 1 stationary engineer, toward which an applicant may receive:
    • One year of credit for six credit hours of class or continuing education units in boiler safety or operations; and
    • One year of credit for holding a current active license as:
      • Master plumber;
      • Master heating, ventilation, air conditioning and refrigeration contractor; or
      • Master restricted heating, ventilation, air conditioning contractor;
         
  2. A four-year degree in mechanical engineering from an accredited university or college;
     
  3. Licensure as a Professional Engineer including:
    • One year of documented experience as a professional engineer; and
    • One year of documented experience as a Grade 2 stationary engineer under the direction and control of a Grade 1 stationary engineer; or
       
  4. A valid marine engineer's certificate or a chief petty officer's certificate from the United States Navy with documentation of steam boiler engineer training.

Grade 2

Applicants for the Grade 2 stationary engineer's examination must possess at least ONE of the following qualifications:

  1. Thirty-six months of documented experience as an active Grade 3 engineer under the direction and control of a licensed Grade 2 or Grade 1 stationary engineer, that may include:
    • One year of credit for six credit hours of class or continuing education units in boiler safety or operations; and
    • One year of credit for holding a current active license as:
      • Master plumber;
      • Master heating, ventilation, air conditioning and refrigeration contractor; or
      • Master restricted heating, ventilation, air conditioning contractor;
         
  2. A four-year degree in mechanical engineering from an accredited university or college;
     
  3. Licensure as a professional engineer and six months of documented experience as a Grade 3, Grade 4, or Grade 5 stationary engineer, or
     
  4. A valid marine engineer's certificate or a chief petty officer's certificate from the United States Navy.

Grade 3

Applicants for the Grade 3 stationary engineer's examination must possess at least ONE of the following qualifications:

  1. Two years of documented experience as an active Grade 4 or Grade 5 stationary engineer;
     
  2. One year of documented experience as an active Grade 4 or Grade 5 engineer and six credit hours or continuing education units of classes in boiler operations or safety; or
     
  3. A valid marine engineer's certificate or a chief petty officer's certificate from the United States Navy.

Grade 4

Applicants for the Grade 4 stationary engineer's examination must possess at least ONE of the following qualifications:

  1. Six months of documented experience as an active Grade 5 stationary engineer; or
     
  2. Three credit hours or continuing education units of classes in boiler operations or safety.

Grade 5

Applicants for the Grade 5 stationary engineer's examination qualifies under this section if the applicant possesses a high school diploma or graduate equivalence diploma.