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Updated: Aug 11, 2026
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AEE CEM Exam Overview:
| Certification Vendor: | Association of Energy Engineers (AEE) |
| Exam Name: | Certified Energy Manager Examination |
| Exam Number: | CEM |
| Related Certifications: | Energy Manager In-Training (EMIT) Certified Energy Auditor (CEA) Certified Measurement & Verification Professional (CMVP) |
| Passing Score: | 700 (scaled 0–1040, approx. 70%) |
| Exam Duration: | 240 minutes |
| Exam Price: | $500 – $625 USD |
| Exam Format: | Multiple-choice, Scenario-based, Calculation questions, Open-book |
| Certificate Validity Period: | 3 years |
| Available Languages: | English |
| Real Exam Qty: | 130 (120 scored, 10 unscored pretest) |
| Recommended Training: | AEE Official CEM Training |
| Exam Registration: | Official Registration |
| Sample Questions: | AEE CEM Sample Questions |
| Exam Way: | Computer-based testing at Prometric centers; online proctored option available |
| Pre Condition: | Meet education + work experience requirements; complete approved preparatory training; submit application and verification documents |
| Official Syllabus URL: | https://www.aeecenter.org/certified-energy-manager/ |
AEE CEM Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Operations, Maintenance and Commissioning | 5% | - Commissioning and retro-commissioning - Maintenance best practices |
| Topic 2: Energy Storage Systems | 3–5 | - Storage technologies and applications - Integration and benefits |
| Topic 3: Industrial Systems | 6–8 | - Compressed air, pumping, and drying systems - Process energy efficiency |
| Topic 4: Energy Accounting and Economics | 15% | - Time value of money, NPV, IRR, payback analysis - Life cycle costing and economic analysis - Energy units and conversions - Utility rate structures and tariffs |
| Topic 5: Measurement and Verification | 5% | - M&V protocols and standards - Baseline development and savings calculation |
| Topic 6: Building Automation and Controls | 5% | - Building management systems - Control systems and strategies - Automation and optimization |
| Topic 7: Boiler and Steam Systems | 4–6 | - Maintenance and optimization - Operation and efficiency |
| Topic 8: HVAC Systems and Building Envelope | 15% | - Thermal envelope performance - Heating, ventilation and air conditioning - Load calculation and system selection |
| Topic 9: Electrical Power Systems and Motors | 15% | - Motor systems, efficiency and controls - Power factor correction and load management - Power distribution and quality |
| Topic 10: Distributed Generation and Renewable Energy | 4–6 | - Grid integration and economics - Combined heat and power (CHP) - Solar, wind, biomass, geothermal |
| Topic 11: Energy Audits and Instrumentation | 10% | - Energy performance indicators - Measurement tools and instrumentation - Audit levels and methodologies - Data collection and analysis |
| Topic 12: Codes, Standards and Regulations | 5% | - Energy efficiency codes and standards - Sustainability policies and frameworks - Compliance and reporting requirements |
| Topic 13: Lighting Systems | 10% | - Design and control strategies - Lighting technologies and efficiency - Daylighting integration |
| Topic 14: Energy Savings Performance Contracting | 5% | - Guaranteed savings and risk allocation - Contract structures and financing |
AEE Certified Energy Manager (CEM) Sample Questions:
1. Electricity costs SO. 10 per kWh. if an electric water heater has an efficiency of 95*6. what is the equivalent price of natural gas per Gigajoule for a natural gas water heater? The natural gas water heater has an efficiency of 95*t based on lower-heating value.
[Natural gas has an energy content of 36.400 K|/m3 (higher-heating value) and 32-760 K/m3 (lower-heating value).] SELECT THE CORRECT ANSWER
A) $15/GJ
B) $21 / GJ
C) $33 / GJ
D) $25 / GJ
2. An energy project implemented today saves $10,000 per year for the next 20 years. Using the 5% interest table, determine the total value of savings at the end of the 20th year?
A) $200,000
B) $124,620
C) $146,907
D) $496,991
E) $330,660
3. What is a common method to reduce the impact of voltage imbalance?
A) Reverse phase connections on three-phase motors
B) Install harmonic filters
C) Install capacitors to improve power factor on three-phase loads
D) Rebalance single-phase loads
4. Problems Caused by Harmonic Distortion
Which of the following problems is unlikely to be caused by harmonic distortion?
SELECT THE CORRECT ANSWER
A) "Nuisance" tripping of circuit breakers
B) Torque pulsation in motors
C) Circulating currents in motor shafts
D) Degraded power factor C. Lighting "flicker"
5. For general indoor residential lighting applications, which lamp would you recommend to replace an 11 watt CFL with in order to provide the most appropriate illumination with the highest efficacy?
SELECT THE CORRECT ANSWER
A) 5 watt low-pressure sodium
B) 10 watt light-emitting diode
C) 4 watt incandescent
D) 7 watt light-emitting diode
E) 36 watt fluorescent tube with electronic ballast
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: D | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: D |
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