Michigan Unlimited Heating Service Contractor License

The Unlimited Heating Service Contractor License allows you to do the following work:

  • Service heating equipment and systems with the following characteristics:
    • Thermal capacity
    • Fuel oil grade
    • All fuel types

How to Get the Unlimited Heating Service Contractor's License in Michigan?

  1. Satisfy the criteria for licensure:
    • Be of good moral character.
    • Have at least 3 years or 6,000 hours of experience in the Unlimited Heating Service classification.
      • Include a thorough description of each previous work performed, along with its corresponding dates, employers, and length of work.
      • Include the types of equipment or systems worked on (e.g. venting and duct systems, types of refrigerants, tonnage, etc.).
    • If adding a new classification to an existing license, you must have held the pre-requisite classification for not less than 3 years IMMEDIATELY preceding the date of your application to qualify to add a classification.
      • Unlimited Heating Service - Must have HVAC or Limited Heating Service
  2. Fill out an online application or send a completed paper form by mail to P.O. Box 30255, Lansing, MI 48909, along with the corresponding non-refundable application fee and the required documents.
  3. Expect a response from the corresponding Department and if approved PSI© will contact the applicant in order to schedule the examination.
  4. Take the exam(s).
  5. Upon successful completion of the exams, the testing company will notify the licensing board and a license will be issued.

Michigan Unlimited Heating Service Contractor License Exam Prep Course

  • 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

Michigan Unlimited Heating Service Contractor License Exam

Below is all the information related to the trade exam, including the official reference list.

Michigan Unlimited Heating Service Contractor Trade Exam

  • Testing Method: Computer-based testing
  • Testing Company: PSI©
  • Number of Questions: 55
  • Types of Questions: Multiple Choice
  • Time Allowed: 60 Minutes
  • Minimum Passing Score: 70%
  • Subjects Involved:
    • Unlimited Heating Service (servicing of heating equipment, restrictions on thermal capacity of fuel, commercial, industrial, forced air, boilers, roof top units, radiant tube heaters, wall furnaces, unit heaters, natural propane and, fuel oil).
  • PSI© Unlimited Heating Service Official Content Outline

Michigan Unlimited Heating Service Contractor Book Set

This set of books includes all required references for the Unlimited Heating Service exam. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.

  • MICHIGAN UNLIMITED HEATING SERVICE - BOOK SET WITHOUT TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $401.62
  • MICHIGAN UNLIMITED HEATING SERVICE - BOOK SET WITH TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $441.62

Michigan Unlimited Heating Service Contractor Exam Books

Books Not Allowed in Testing