Construction Trade Exam Research Area

New Mexico
(MM-3) Heat, Vent and Air Conditioning

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Construction Industries
Regulation and Licensing Department

2550 Cerrillos Road
Santa Fe, NM 87505
(505) 476-4700
NM Regulation and Licensing Department

Apply for the Exam

PSI Exams
2820 Broadbent Parkway
Suite E & F
Albuquerque, NM  87107
Phone: (877) 663-9267
Candidate Information Web Page

Exam Type


Exam Content

Subject Areas# of
Motors, Controls, and Low Voltage Wiring 20
Piping 10
Heating and Cooling General Knowledge 20
Heating and Cooling Equipment and Components 15
Refrigerants and Refrigeration 15
Duct Work, Ventilation, and Exhaust 20

Total number of test questions: 100
Time allowed (minutes): 245
In addition to the trade-specific examination(s) you may be required to pass the Business and Law Exam offered by PSI or take an "approved" Business and Law Course.

Go to Business and Law Offering

Books Allowed in the Exam

1. Uniform Mechanical Code, 2015, IAPMO Buy at Amazon
2. Modern Refrigeration and Air Conditioning, 19th or 20th Edition, Althous, Turnquist, Bowditch, Bracciano Buy at Amazon
3. IPT's Pipe Trades Handbook, 1991, Robert A. Lee, IPT Publishing Buy at Amazon
4. New Mexico Mechanical Code (NMAC 14.9.2), NMCPR Web Page Link
5. ACCA Ductulator (Duct Slide Rule), ACCA Buy at Amazon
6. HVAC Duct Construction Standards - Metal and Flexible, 3rd Edition, SMACNA Buy at Amazon
7. Pressure and Enthalpy Charts are allowed in the examination. (see bulletin for restrictions)  
Study materials are currently NOT available for this exam

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