Licensing Exams by Trade Name

Tennessee
(CMC) Full Mechanical Contractor

Apply for the License
Tennessee
Board for Licensing Contractors
500 James Robertson Parkway
Nashville,, TN  37243
Phone: (615) 253-2144
Licensing Agency Site
Exam Provider
PSI Services LLC
3210 E. Tropicana Ave
Las Vegas, NV  89121
Phone:  (855) 868-1882
Tennessee PSI Site
Exam Type
OPEN  BOOK
Exam Content
Subject Areas% of
Questions
Electrical Knowledge, Motors, & Controls8
Piping – Refrigeration, Hydronic, Steam & Process10
Heating, Cooling Principles & Theory5
Heating, Cooling Equipment & Components10
Refrigerants & Refrigeration10
Fuel & LP Gas10
Combustion Air, Chimneys, Flues & Vents10
Ducts, Ventilation & Exhaust10
Plumbing20
Load Calculation5
Safety, Fire & Smoke Protection12
Fire Sprinkler10
Total number of test questions:
120
Time allowed (minutes):
325
Books Allowed in the Exam
1.
International Mechanical Code, 2012, ICC
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2.
International Fuel Gas Code, 2012, ICC
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3.
NFPA 13: Installation of Sprinkler Systems, 2010, NFPA
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4.
Pipefitters Handbook, 3rd Edition, 1967, Forrest Lindsey
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5.
International Plumbing Code, 2006, ICC
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6.
Modern Refrigeration and Air Conditioning, 20th or 21st Edition, Althous, Turnquist, Bowditch, Bracciano
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7.
An air duct sizing calculator wheel, slide, or similar device
 
8.
HVAC Duct Construction Standards - Metal and Flexible, 3rd Edition, 2005, SMACNA
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9.
Ugly's Electrical References, 2011, 2014 or 2020, Charles Miller
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10.
Carrier System Design Manual - Part III: Piping Design, 1960 Edition, Carrier
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11.
CFR Title 29, Part 1926 Selections (OSHA), 2013, PSI
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12.
Manual N: Load Calculation for Commercial Summer & Winter Air Conditioning, 5th  Edition, 2012, ACCA
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13.
Manual J: Residential Load Calculations, 8th Edition, ACCA
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Available Study Materials
This study guide only covers the OSHA portion of the PSI exam.
PSI OSHA Selections, 2013
Study Guide
$49.95
We advise that you NOT purchase the PSI published book shown in the exam bulletin.  We recommend a better, up-to-date allternative on our Study Guides purchase page linked below.

The button below will take you to the details about our 800 question Study Guides and provide you with a FREE "Reference Navigator" document that allows you to more accutately decide which sections of the federal code applies to your exam.  PSI does not provide this information.
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Jan-2025