New Mexico Plumbing (MM-1) Contractor License

The Plumbing (MM-1) Contractor License allows you to do the following work:

  • Plumbing
  • Excavating
  • Trenching
  • Backfilling
  • Installing, repairing, altering, servicing, and maintaining:
    • Plumbing and piping fixtures
    • Incidental concrete supports
    • Hot water heating systems not exceeding 30 p.s.i. or 400,000 b.t.u./hour input
    • Piping for fuel, oil, and gasoline
    • Piping and appurtenances for solar thermal energy systems
    • Potable water irrigation sprinkler systems
    • Swimming pools and spas
    • Includes pneumatic or electric controls and control wiring not greater than 24 volts
    • Septic tanks, manholes, and sewer lines

How to Get the Plumbing (MM-1) Contractor License in New Mexico?

  1. Satisfy the experience requirement:
    • At least four years of documented Plumbing (MM-1) Contractor experience
  2. Take and pass the following exams:
    • New Mexico Plumbing (MM-1) 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 Plumbing (MM-1) 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 Plumbing (MM-1) Contractor License Exams

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

New Mexico Plumbing (MM-1) Contractor Trade Exam

  • Testing Method: Computer-based testing
  • Testing Company: PSI©
  • Number of Questions: 100
  • Types of Questions: Multiple choice
  • Time Allowed: 250 Minutes
  • Minimum Passing Score: 75% (75 points)
  • Subjects Involved (No. of Questions):
    • Drainage Waste and Vents (25)
    • Water Supply Systems (10)
    • Backflow Prevention (9)
    • Storm Drainage Systems (6)
    • Plumbing Fixtures incl Water Heaters/Accessibility (10)
    • General Knowledge and General Regulations (15)
    • Interceptors and Traps (9)
    • Isometric Analysis (10)
    • Septic and Sewer (6)
  • PSI© Plumbing (MM-1) Official Content Outline

New Mexico Plumbing (MM-1) 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 Plumbing (MM-1) Contractor Book Set

This set of books includes all required references for the Plumbing (MM-1) 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 PLUMBING (MM-1) - BOOK SET WITHOUT TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $796.68
  • NEW MEXICO PLUMBING (MM-1) - BOOK SET WITH TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $896.68

New Mexico Plumbing (MM-1) Contractor Exam Books

Books Allowed in Testing

Books Not Allowed in Testing

New Mexico Plumbing (MM-1) Business and Law Examination Books

Books Allowed in Testing