EPA 608 CERTIFICATION EXAM 2026/2027 COMPLETE QUESTIONS WITH 100% VERIFIED ANSWERS

EPA 608 CERTIFICATION EXAM 2026/2027 COMPLETE QUESTIONS WITH 100% VERIFIED ANSWERS 1. What date was the sale of CFCs and HCFCs restricted to technicians certified in refrigerant recovery? A) November 14, 1994 B) July 1, 1992 C) November 15, 1993 D) December 31, 1995 Correct Answer: A) November 14, 1994 Rationale: The sale of CFC and HCFC refrigerants was restricted to certified technicians beginning November 14, 1994, the same date technician certification became required for servicing appliances. ________________________________________ 2. The Montreal Protocol was established in which year? A) 1987 B) 1989 C) 1990 D) 1992 Correct Answer: B) 1989 Rationale: The Montreal Protocol was established in 1989 and served as the international treaty basis for Section 608 of the Clean Air Act. ________________________________________ 3. On what date did it become a violation to vent CFCs or HCFCs? A) November 15, 1993 B) July 1, 1992 C) November 14, 1994 D) November 15, 1995 Correct Answer: B) July 1, 1992 Rationale: July 1, 1992 marked the date when venting CFCs or HCFCs became a violation under EPA regulations. ________________________________________ 4. Recovery and recycling equipment must be certified and labeled by the EPA as of what date? A) November 14, 1994 B) July 1, 1992 C) November 15, 1993 D) December 31, 1995 Correct Answer: C) November 15, 1993 Rationale: On November 15, 1993, recovery and recycling equipment was required to be certified and labeled by the EPA, and higher evacuation levels were required. ________________________________________ 5. Before November 15, 1993, recovery equipment needed to be capable of removing what percentage of refrigerant? A) 90% B) 80% C) 95% D) 75% Correct Answer: B) 80% Rationale: Before November 15, 1993, recovery equipment needed to be capable of removing 80% of the refrigerant, with or without a working compressor, or achieve 4 inches Hg vacuum. ________________________________________ 6. After November 15, 1993, recovery equipment must be capable of removing what percentage of refrigerant? A) 80% B) 85% C) 90% D) 95% Correct Answer: C) 90% Rationale: After November 15, 1993, recovery equipment needs to be capable of removing 90% of the refrigerant, or 80% without a working compressor, or 4 inches Hg vacuum. ________________________________________ 7. What was the required level of evacuation for low-pressure appliances before November 15, 1993? A) 25 mm Hg B) 25 inches Hg C) 10 inches Hg D) 4 inches Hg Correct Answer: B) 25 inches Hg Rationale: Before November 15, 1993, the required evacuation level for low-pressure appliances was 25 inches Hg. ________________________________________ 8. What was the required level of evacuation for low-pressure appliances after November 15, 1993? A) 25 mm Hg B) 25 inches Hg C) 10 mm Hg D) 4 inches Hg Correct Answer: A) 25 mm Hg Rationale: After November 15, 1993, the required evacuation level for low-pressure appliances became 25 mm Hg (which is a deeper vacuum than 25 inches Hg). ________________________________________ 9. On what date did it become a violation to vent HFCs? A) November 15, 1993 B) July 1, 1992 C) November 14, 1994 D) November 15, 1995 Correct Answer: D) November 15, 1995 Rationale: November 15, 1995 marked the date when venting HFCs became a violation under EPA regulations. ________________________________________