Study guide
1.1 Federal and State Energy Policies, Decarbonization Targets, and ESG Reporting
AEE Certified Energy Manager CEM
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1 Chapter 1: Energy and Sustainability Policies, Codes, and Standards
1.1 Federal and State Energy Policies, Decarbonization Targets, and ESG Reporting 1.2 Building Energy Codes: ASHRAE Standard 90.1, IECC, and Compliance Paths 1.3 Energy Management Systems: ISO 50001, ENERGY STAR Benchmarking, and Portfolio Manager
2 Chapter 2: Energy Rates, Tariffs, and Supply Options
2.1 Utility Rate Structures: Volumetric vs. Demand Charges, Time-of-Use (TOU), and Real-Time Pricing 2.2 Demand Charges, Ratchets, Peak Shaving, and Power Factor Penalties 2.3 Energy Procurement, Deregulated Markets, Supply Contracts, and Green Tariffs 2.4 Demand-Side Management, Load Curtailment, and Transportation Energy Efficiency
3 Chapter 3: Energy Audits and Instrumentation
3.1 Energy Audit Methodologies: ASHRAE Level I, II, and III Audit Scopes 3.2 Audit Instrumentation, Data Loggers, Metering Accuracy, and Safety (PPE) 3.3 Baseline Energy Data, Utility Bill Disaggregation, and ECM Identification 3.4 Energy Modeling, Simulation, Digital Tools, and Performance Indicators
4 Chapter 4: Energy Accounting and Economics
4.1 Energy & Power Units (kWh, kW, Therms, MMBtu, Joules) and Conversion Calculations 4.2 Financial Metrics: Simple Payback Period, Return on Investment (ROI), and LCCA 4.3 Time Value of Money: Net Present Value (NPV), Internal Rate of Return (IRR), and Escalation 4.4 Advanced Financial Evaluation: Annual Worth, SIR, Depreciation, and Interest Formulas
5 Chapter 5: Electrical Power Systems and Motors
5.1 Electrical Fundamentals: Single/Three-Phase Power, Apparent/Real/Reactive Power, and Power Factor 5.2 Electric Motors: Efficiency Classes, Loading Calculations, NEMA Premium, and Losses 5.3 Variable Frequency Drives (VFDs), Affinity Laws, and Electrical Harmonics
6 Chapter 6: Lighting Systems
6.1 Lighting Fundamentals: Photometric Quantities (Lumens, Lux, Foot-Candles, CRI, CCT) and Efficacy 6.2 Lighting Technologies & Retrofits: LED Systems, Fluorescent/HID Replacement, and LPD 6.3 Lighting Controls: Occupancy/Vacancy Sensors, Daylight Harvesting, Dimming, and Task Tuning
7 Chapter 7: HVAC Systems and Building Envelope
7.1 HVAC Fundamentals & Psychrometrics: Dry-Bulb, Wet-Bulb, Dew Point, Relative Humidity, and Enthalpy 7.2 Cooling and Heating Equipment: Chillers (COP, kW/ton, EER, SEER), Heat Pumps, and Boilers 7.3 Air and Water Distribution: AHUs, VAV vs. CAV, Pumping Systems, Fans, and Economizers 7.4 Building Envelope: Heat Transfer (U-factor, R-value, SHGC), Infiltration, and Thermal Insulation 7.5 Building Envelope Calculations: Degree-Days, Solar Heat Gain, and Passive Design 7.6 Refrigerants, Cooling Towers, and Specialized HVAC Technologies (Absorption, VRF, Chilled Beams)
8 Chapter 8: Building Automation, Controls, and Artificial Intelligence Systems
8.1 Building Automation Systems (BAS) Architecture, BACnet, Modbus, and DDC Loops 8.2 Energy Control Strategies: Temperature/Pressure Resets, Night Setback, and Deadbands 8.3 Fault Detection & Diagnostics (FDD), Energy Analytics, and AI Optimization 8.4 IoT, Cloud-Based BAS, Expert Systems, and Cyber-Security
9 Chapter 9: Energy Storage Systems
9.1 Battery Energy Storage Systems (BESS): Technologies, Capacity, Efficiency, and Safety 9.2 Thermal Energy Storage (TES): Chilled Water, Ice Storage, and Phase Change Materials 9.3 Storage Dispatch Strategies, Tariff Integration, Peak Shaving, and Microgrid Integration
10 Chapter 10: Boiler and Steam Systems
10.1 Boiler Fundamentals & Efficiency: Combustion Efficiency, Excess Air, and Stack Losses 10.2 Steam Distribution & Traps: Steam Trap Types, Failure Modes, Testing, and Insulation 10.3 Condensate Recovery, Boiler Blowdown Control, and Waste Heat Recovery
11 Chapter 11: Distributed Generation and Renewable Energy Systems
11.1 Solar Photovoltaic (PV) and Wind Energy Systems: Design, Inverters, and Capacity Factor 11.2 Combined Heat and Power (CHP) / Cogeneration: Thermal Efficiency and System Sizing 11.3 Grid Interconnection, Net Metering, Islanding, and Microgrid Resilience 11.4 Biomass, Geothermal, Hydropower, Solar Thermal, and Waste-to-Energy Systems
12 Chapter 12: Industrial Systems
12.1 Compressed Air Systems: Efficiency, Pressure Drop, Leak Management, and Receiver Storage 12.2 Industrial Process Heating, Cooling Towers, and Industrial Refrigeration 12.3 Production-Normalized Energy Metrics, Pumping System Optimization, and Process Integration
13 Chapter 13: Operations, Maintenance, and Commissioning
13.1 Preventive, Predictive, and Reliability-Centered Maintenance Strategies 13.2 Building Commissioning: Existing Building Commissioning (EBCx) & Retro-Commissioning (RCx) 13.3 Savings Persistence, Continuous Commissioning, Sensor Calibration, and Alarms 13.4 Quantifying O&M Losses: Compressed Air Leaks, Steam Traps, Boiler Scale, and Group Relamping 13.5 CMMS, Water Treatment, and Human Behavior in Energy Management
14 Chapter 14: Energy Savings Performance Contracting and Measurement & Verification
14.1 Energy Savings Performance Contracting (ESPC), ESCO Roles, and Financing Models 14.2 Measurement and Verification (M&V): IPMVP Options A, B, C, and D 14.3 Baselines, Weather Normalization, Non-Routine Adjustments, and M&V Reporting
1.1 Federal and State Energy Policies, Decarbonization Targets, and ESG Reporting
Key Takeaways Explain This Topic AI
The EPACT 179D tax deduction incentivizes energy-efficient building upgrades, offering up to $5.00 per square foot under Inflation Reduction Act (IRA) provisions for meeting specific ASHRAE 90.1 reduction targets alongside prevailing wage and apprenticeship requirements.
The Greenhouse Gas (GHG) Protocol classifies emissions into three scopes: Scope 1 (direct emissions), Scope 2 (indirect emissions from purchased electricity, steam, heat, or cooling), and Scope 3 (value chain indirect emissions).
Environmental, Social, and Governance (ESG) reporting frameworks like SASB, TCFD, and CDP require organizations to transparently disclose climate risks, energy consumption profiles, and decarbonization strategies to stakeholders and investors.
Renewable Portfolio Standards (RPS) are state-level policies mandating that a specified percentage of the electricity utilities sell must be generated from renewable resources, directly influencing local grid emission factors.
Last updated: July 2026
Federal and State Energy Policies, Decarbonization Targets, and ESG Reporting
Energy managers operate in an increasingly complex regulatory and financial landscape heavily influenced by government policies, corporate sustainability targets, and environmental reporting requirements. Understanding these frameworks is essential for Certified Energy Managers (CEMs) to properly secure funding, ensure compliance, and guide organizations toward their strategic decarbonization goals.
Federal Energy Policies and Incentives
At the federal level in the United States, various laws and tax incentives have been established to promote energy efficiency and the adoption of renewable energy. The most prominent among these for building energy managers is the Energy Policy Act (EPAct) 179D Commercial Buildings Energy-Efficiency Tax Deduction .
EPACT 179D Tax Deduction
Originally enacted in 2005, the 179D deduction was made permanent and significantly expanded by the Inflation Reduction Act (IRA) of 2022. It allows commercial building owners (or primary designers of government/tax-exempt buildings) to claim a tax deduction for installing qualifying energy-efficient systems. The systems evaluated include:
- Interior lighting systems
- Heating, cooling, ventilation, and hot water systems (HVAC & SWH)
- The building envelope
Performance Thresholds and Deduction Amounts: To qualify, the building's energy and power cost must be reduced by at least 25% compared to a reference building meeting the ASHRAE Standard 90.1 version in effect four years prior to the date the building is placed in service.
The IRA introduced a two-tiered deduction system heavily dependent on meeting prevailing wage and apprenticeship requirements :
Base Rate: If the wage/apprenticeship rules are not met, the deduction is $0.50 per square foot for a 25% energy reduction, increasing by $0.02 for each additional percentage point up to a maximum of $1.00 per square foot.
Bonus Rate: If the wage/apprenticeship rules are met, the base deduction jumps to $2.50 per square foot for a 25% reduction, increasing by $0.10 for each additional percentage point, capping at a maximum of $5.00 per square foot for a 50% or greater reduction.
Worked Example: A 100,000 sq ft office building undergoes a major renovation achieving a 35% reduction in energy costs over the ASHRAE 90.1 baseline. The project complies with prevailing wage rules.
Calculation:
Base deduction for 25% reduction = $2.50/sq ft.
Additional reduction = 35% - 25% = 10%.
Bonus addition = 10 * $0.10 = $1.00/sq ft.
Total deduction rate = $2.50 + $1.00 = $3.50/sq ft.
Total tax deduction = 100,000 sq ft * $3.50 = $350,000 .
State-Level Energy Policies
While federal policies often provide financial incentives, state policies typically provide the regulatory mandates driving energy transitions.
Renewable Portfolio Standards (RPS)
A Renewable Portfolio Standard (RPS) is a regulation that requires the increased production of energy from renewable energy sources, such as wind, solar, biomass, and geothermal. States set specific targets (e.g., 50% renewable energy by 2030, or 100% clean energy by 2045). Utilities that fall short of these targets must purchase Renewable Energy Certificates (RECs) or pay alternative compliance payments. For an energy manager, a state's RPS dictates the future carbon intensity of the local electrical grid, directly impacting Scope 2 emissions accounting over time.
Energy Efficiency Resource Standards (EERS)
An EERS establishes binding energy savings targets for utility companies. Utilities meet these targets by offering energy efficiency programs, rebates, and incentives to their customers. Energy managers should leverage EERS-driven utility rebates to improve the ROI on capital projects like LED lighting retrofits or chiller replacements.
Decarbonization Targets and Corporate Pledges
Organizations are increasingly adopting voluntary decarbonization targets driven by investor pressure, consumer demand, and anticipated future regulations.
Science Based Targets initiative (SBTi)
The SBTi helps companies set emission reduction targets in line with climate science—specifically, keeping global temperature rise well below 2°C, and ideally 1.5°C, above pre-industrial levels. A legitimate "Net-Zero" target under SBTi typically requires deep, rapid emission cuts (often 90% or more by 2050) across all scopes, utilizing carbon offsets only for the residual 10% of hard-to-abate emissions.
Environmental, Social, and Governance (ESG) Reporting
ESG reporting involves disclosing data on an organization's operations across three categories. For energy managers, the "Environmental" pillar is paramount. Major reporting frameworks include:
Task Force on Climate-related Financial Disclosures (TCFD): Focuses on how climate change presents financial risks and opportunities to the organization.
Sustainability Accounting Standards Board (SASB): Provides industry-specific standards for disclosing financially material sustainability information.
CDP (formerly Carbon Disclosure Project): A global disclosure system for investors, companies, cities, and regions to manage their environmental impacts.
The Greenhouse Gas (GHG) Protocol
The fundamental standard for corporate emissions accounting is the GHG Protocol. It categorizes emissions into three scopes to prevent double-counting and clearly delineate organizational boundaries.
Scope 1: Direct GHG Emissions
These are emissions from sources that are owned or controlled by the organization. Common examples include:
Stationary combustion (natural gas boilers, diesel generators).
Mobile combustion (company-owned vehicle fleets).
Fugitive emissions (refrigerant leaks from HVAC equipment).
Scope 2: Indirect GHG Emissions from Purchased Energy
Scope 2 accounts for emissions from the generation of purchased electricity, steam, heating, and cooling consumed by the organization. Although the emissions physically occur at the power plant, they are assigned to the consumer.
Scope 2 emissions are calculated using two methods:
Location-Based Method: Uses average grid emission factors for the region where the facility is located (e.g., EPA eGRID factors in the US).
Market-Based Method: Uses emission factors derived from specific contractual instruments the organization has purchased, such as Renewable Energy Certificates (RECs) or Power Purchase Agreements (PPAs).
Scope 3: Other Indirect Value Chain Emissions
Scope 3 encompasses all other indirect emissions occurring in an organization's value chain, both upstream and downstream. This is often the largest category of emissions and includes business travel, employee commuting, purchased goods and services, waste disposal, and the use of sold products. Because these emissions are outside the direct control of the organization, they are the most challenging to measure and reduce, requiring extensive supply chain collaboration.