Refrigerant Handling (EPA 608)

It’s the law! To work on stationary air conditioners and refrigeration systems, you must be certified under Section 608 of the Clean Air Act.

ACCA makes it simple. As creators of the original and most popular EPA certification training programs and tests, ACCA has certified over 300,000 people.

608 Made Simple

Contractors, ensure your new hires and incoming technicians are certified properly to handle refrigerant — not just in the required way, but in the right way. ACCA makes it easy.  

Study Materials - New Test

EPA 608 Test Prep Course - Online Course
The ACCA EPA 608 Test Prep Course is a self-paced, online program that will aid you in your efforts to become certified under the refrigerant recovery and recycling program of the United States Environmental Protection Agency (EPA). Click here for additional details and to order. 

Technicians Guide & Workbook for 608 Test - Book
This must have guide covers every topic and question that could appear on the new EPA 608 Test. Click here for more details and to order. 

Become a Proctor

To become an ACCA proctor, simply download, complete and return this proctor registration form to 

Only a registered ACCA proctor can order tests.
  • Paper (English only)
  • Online (Coming Soon)
The EPA 608 Test is a closed-book test. Test questions are drawn from the EPA bank of questions, and are randomly sorted in multiple versions. EPA-approved certificates and wallet cards will be issued for each technician who passes the test (included in the cost of the test). 

Please call 703-575-4477 to order or if you have any questions. 

Do you need a replacement wallet card?

To seek a replacement 608 wallet identification card, if you were certified on June 30, 2020 or earlier, please email with your Full Name, Address at the time of Certification, and Date of Certification. If you were certified after June 30, 2020 please email with your Full Name, Address, and Certification Number if you have it, so we can verify your certification. After we confirm to you that we have your exam information, please call 703-575-4477 to order a replacement card. We can only issue a replacement card if you took the exam through ACCA or Pennsylvania College of Technology. There is a $25.00 service fee charged to replace a lost or worn out card.

If you were certified before May 2001, call 866-880-7674.

EPA 608 Certified Technicians

The Environmental Protection Agency (EPA) now requires programs certifying technicians, excluding Federally-run programs, to publish a list of the technicians they have certified online.  To ensure compliance, ACCA has posted the following list of technicians certified with us through June 30, 2020. This list will be updated again in December, 2020. 

Click here to download

608 Exam Frequently Asked Questions

How can I take the 608 Test through ACCA?

  • You can take the 608 Test by having an ACCA registered proctor for your test. If you do not already have an ACCA registered proctor, you can have your supervisor register with us as a proctor using the Proctor Registration Form.

I am an ACCA Registered Proctor. How much does each 608 test cost to order?

  • Each exam costs $30.95 each plus shipping. Shipping cost depends on how many exams together you order.


Can I take the 608 Test online through ACCA?

  • We are working on making the 608 Test available online.


 Is the 608 Test open book?

  • No, it is a closed book test.

What scores do I need to pass the 608 Test?

  • You need to score between an 18 and a 25 on each section of the test. To get passing credit for any Type I, II, or III section, you must pass the Core section.


Do I need to retake any section of the test if I already passed it?

  • No

How long do I have to wait to retake any section of the test?

  • You do not have to wait to retake any section of the test. However, it is strongly encouraged that you restudy the section(s) that you did not pass before retaking the test right away.

How and when will I receive my 608 Card and Certificate?

  • You will receive your 608 Card and Certificate through either the United States Postal Service or UPS, and you should receive it within 2 weeks from when the Proctor Summary is sent to your proctor. Usually, you will receive it within 3 weeks of when you took the test.


Does my 608 Certification expire?

  • Your 608 Certification will not expire after you have passed any or all sections of the exam.

Find Testing Locations

We make our programs available nationwide. Vocational schools, manufacturers, utilities, contractors, local contracting associations, and other organizations act as ACCA certification proctors and provide ACCA tests and training materials.