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

The Heat, Vent and Air Conditioning (MM-3) Contractor License allows you to do the following work:

  • Install hot water heating systems not exceeding 30 p.s.i.
  • Install, alter, repair, service, and maintain natural gas piping and fittings
  • May connect water to existing valved outlets
  • Install controls
  • Control wiring not to exceed 24 volts
  • Bid and contract for structural alterations, electrical wiring, and other work incidental to this scope of work
  • Install, alter, repair, service, and maintain:
    • HVAC air handling and refrigeration equipment and piping
    • Including solar air heating and cooled mechanical air handling
    • Self-contained packaged air conditioning or heating units
    • Ductwork and accessories
    • Evaporative cooling units
    • NMAC 9 ventilation applications
    • Condensing units
    • Coils
    • Fans

How to Get the Heat, Vent and Air Conditioning (MM-3) Contractor License in New Mexico?

  1. Satisfy the experience requirement:
    • At least four years of documented Heat, Vent and Air Conditioning (MM-3) Contractor experience
  2. Take and pass the following exams:
    • New Mexico Heat, Vent and Air Conditioning (MM-3) Contractor Trade Exam
    • New Mexico Business and Law Examination (PSI©)
  3. Submit a complete notarized package with the following documents and send it to PSI©:
    PSI©
    877-663-9267
    2820 Broadbent Pkwy NE, Suite E&F
    Albuquerque, NM 87106

    Public.psiexams.com
  4. Once the application packet has been approved and eligibility cleared, the license will be issued via USPS to the home address provided. (Licenses are effective only for three years, and a Contractor License Renewal Form must be submitted prior to expiration during each cycle).

New Mexico Heat, Vent and Air Conditioning (MM-3) Contractor License Exam Prep Courses

  • Login credentials emailed upon enrollment

    Unlimited access (no time limits)

    Lecture videos

    Practice questions

    Key concepts

    Step-by-step solutions to math problems

    $525.00
    $525.00
  • Login credentials emailed upon enrollment

    Unlimited access (no time limits)

    Lecture videos

    Practice questions

    Key concepts

    Step-by-step solutions to math problems

    $340.00
    $340.00

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

Below is all the information related to the trade and Business and Law exams, including the official reference lists.

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

  • Testing Method: Computer-based testing
  • Testing Company: PSI©
  • Number of Questions: 100
  • Types of Questions: Multiple choice
  • Time Allowed: 245 Minutes
  • Minimum Passing Score: 75% (75 points)
  • Subjects Involved (No. of Questions):
    • 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)
  • PSI© Heat, Vent and Air Conditioning (MM-3) Official Content Outline

New Mexico Heat, Vent and Air Conditioning (MM-3) Contractor Business and Law Examination

  • Testing Method: Computer-based testing
  • Testing Company: PSI©
  • Number of Questions: 50
  • Types of Questions: Multiple choice
  • Time Allowed: 130 Minutes
  • Minimum Passing Score: 75% (38 points)
  • Subjects Involved (No. of Questions):
    • Licensing Requirements (8)
    • Estimating and Bidding (5)
    • Business Organization and Financial Management (8)
    • Tax Laws (5)
    • Labor Laws (4)
    • Project Management and Lien Law (5)
    • Contracts (8)
    • Risk Management (4)
    • Environmental and Safety (3)
  • PSI© Business & Law Official Content Outline

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

This set of books includes all required references for the Heat, Vent and Air Conditioning (MM-3) and Business and Law exams. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.

  • NEW MEXICO HEAT, VENT AND AIR CONDITIONING (MM-3) - BOOK SET WITHOUT TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $700.46
  • NEW MEXICO HEAT, VENT AND AIR CONDITIONING (MM-3) - BOOK SET WITH TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $780.46

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

Books Allowed in Testing

New Mexico Heat, Vent and Air Conditioning (MM-3) Business and Law Examination Books

Books Allowed in Testing