EPA 608 Certification

EPA Study and Practice Test

Contact us if you would like to find out  how you can get the first 2 modules of our HVAC Technician Course absolutely FREE!

HVAC Training Solutions, LLC has put together a FREE EPA study course, just for you. Passing the EPA refrigeration test is required before an HVAC Technician can legally work on air conditioning.

There is only one more step, course enrollment.

How do I enroll?

  • You must first create a FREE STUDENT ACCOUNT.
  • Fill in all of the required information.
  • Check your inbox  for your registration email. Look for the subject line that reads: “HVAC Training Solutions HVAC Training: account confirmation“. Make sure you check your spam if you don’t receive your confirmation email within minutes.
  • Follow the directions in your email and you will have immediate access to the FREE EPA Practice Test.

Types of Certification as Defined by the EPA

  • Type I – Persons who maintain, service or repair small appliances must be certified as Type I technicians
  • Type II – Persons who maintain, service, repair or dispose of high or very high pressure appliances, except for small appliances or motor vehicle air conditioning systems, must be certified as Type II technicians.
  • Type III – Persons who service, maintain, repair, or dispose of low pressure appliance must be certified as Type III technicians.
  • Universal – Persons who maintain, service, repair, or dispose of small appliances as well as high and low pressure equipment, must be certified as Universal technicians.

Section 608 of the Federal Clean Air Act requires that all persons who maintain, service, repair or dispose of appliances that contain regulated refrigerants be certified in proper refrigerant handling techniques.


Each section contains 25 multiple choice questions. The technician must achieve a passing score of 70% in each Type in which they are to be certified. All technicians must pass the CORE section before receiving any certification. A technician seeking certification must correctly answer 18 out of 25 questions on the CORE and at least one other section of the exam. A technician seeking Universal certification must correctly answer 18 out of 25 questions on each section of the exam.

The EPA has also placed a sales restriction on refrigerants, limiting the sale of regulated refrigerants to certified technicians only.

All students get full email and forum support.

About The Author

Ron Walker

After retiring from the U.S. Marines and achieving his B.S. degree, Ron Walker entered the HVAC field. He has been an HVAC technician, service manager, and business owner. Working as a service manager, he spent many years training HVAC technicians to be more technically competent and really understand their trade. His passion for teaching and helping others resulted in the creation of HVAC Training Solutions, LLC.