Licensing Exams by Trade Name - Home Link

Master or Journeyman
Restricted Hydronic

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Maryland State Board of HVACR Contractors ™
500 N. Calvert St., Room 201
Baltimore, MD  21202
Phone: (410) 230-6231
Contractor Licensing Web Site

Exam Administrator

PSI Licensure: Certification ™
3210 E. Tropicana
Las Vegas, NV  89121
Phone:  (800) 733-9267
Candidate Bulletin Link

Exam Type


Exam Content

Subject Areas# of
Electrical Knowledge, Motors and Controls 10
Piping 20
Refrigeration and Air Conditioning 7
Heating Systems 8
Safety 5
Total number of test questions:
Time allowed (minutes):

Books Allowed in the Exam

International Mechanical Code, 2012, ICC
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Modern Refrigeration and Air Conditioning, 19th or 20th Edition, Althous, Turnquist, Bowditch, Bracciano
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Manual J - Residential Load Calculations, 8th Edition, ver 2.50, ACCA
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NFPA 31: Standard for the Installation of Oil-Burning Equipment, 2006 or 2011 Edition, NFPA
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NFPA 54: National Fuel Gas Code, 2002, NFPA
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Modern Hydronic Heating for Residential and Light Commercial Buildings, 2nd Edition, John Siegenthaler
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Code of Federal Regulations - 29 CFR Part 1926 (OSHA), GPO [or] (OSHA) Selections by PSI
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Available Study Materials
Single Book Title Practice Exam
$34.95 - $119.95

Contains sample exam questions for the book titles above highlighted (light green). Pricing is based on the number of questions contained in the individual files shown on order form.

Discount applies when ordering more than one title.  Use code "25offnow" for a 25% discount.

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