Certificate of Qualification for Refrigerating System Operating Engineer (Q-01)

After the written exam:

• Applicants who pass the written exam will receive a temporary Z-52 letter immediately after completing the exam. To schedule an appointment for the practical exam, present this letter and pay the $225 practical exam fee in person.
• Applicants who fail the written exam will receive a failure report after completing the exam. To retake the written exam, applicants will need to schedule an appointment online and pay the application fee again.

After the practical exam:

• Applicants who pass the practical exam will receive their certificate immediately after completing the exam.
• Applicants who fail the practical exam will have a failure report immediately after completing the exam. To retake the practical exam, applicants will need to schedule an appointment in person and pay the fee again. Applicants will be permitted to take the practical exam up to three times. After the three attempts applicants will need to retake the written exam.