United States
Environmental Protection
Agency
Integrating Energy Efficiency and
Renewable Energy Measures in the
Air Quality Planning Process
Guidance for State and Local Officials
Overview
In August 2004, the U.S. Environmental
Protection Agency (EPA) issued "Guidance on
State Implementation Plan (SIP) Credits for
Emissions Reductions from Electric-Sector Energy
Efficiency or Renewable Energy Measures." This
guidance provides state and local air quality offi-
cials with valuable information on how to incorpo-
rate energy efficiency and renewable energy
(EE/RE) measures into their air quality plan, also
known as the State Implementation Plan (SIP).
The guidance provides:
• General information and background on incorp-
orating EE/RE measures in the SIP.
• A step-by-step procedure for estimating emission
reductions from EE/RE measures.
• A list of tools and resources for more information.
• Examples of proposed SIP submissions.
What Are the Benefits of Energy
Efficiency and Renewable Energy?
EE/RE measures have multiple environmental,
energy, and economic benefits. Energy effi-
ciency measures reduce electricity consump-
tion, and renewable energy can supply energy
from non-polluting or less polluting sources,
thus reducing air emissions. In addition, these
measures can:
• Save money, reduce the need to build new
fossil-fuel fired generation facilities, and
create economic development opportunities.
• Reduce peak demand for electricity during
periods of poor air quality.
• Reduce dependence on foreign sources of
fuel and enhance energy security.
• Increase the reliability of the electricity grid.
Integrating Energy and Air Quality Goals
EPA encourages and supports state and local
efforts to reduce air pollution through EE/RE meas-
ures. The Agency is working with state and local air
and energy officials to adopt and implement EE/RE
measures. EPA is partnering with the U.S.
Department of Energy and other organizations to
develop information resources and technical assis-
tance for state and local governments that wish to
integrate their energy and air quality programs.
How Can States Incorporate EE/RE into
the Air Quality Planning Process?
EE/RE measures may be incorporated into the SIP
process either implicitly in the projected emission
inventory estimates (baseline) or explicitly as dis-
crete measures that achieve emission reductions
(SIP Credit) from the projected baseline.
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What Requirements Should EE/RE Measures
Meet to Obtain SIP Credit?
Under EPA policy and guidance, states can incorporate
EE/RE measures into their SIPs, provided certain criteria
are met. ERA'S guidance describes the criteria for EE/RE
measures and how states can meet them. Proposed
measures should be:
• Quantifiable—reasonable assumptions about how the elec-
tricity system will respond to the EE/RE measures, where the
reductions are expected to take place, and current and future
air emission limitations on electricity generators need to be
considered.
• Surplus—emission reductions are surplus as long as they
are not otherwise relied on to meet air quality attainment
requirements in air quality programs related to the SIP. In
areas subject to a cap and trade program, this requirement
could be met by retiring emission allowances.
• Enforceable—the measure must either be enforceable
against a responsible party or the state/local government
submitting the SIP takes responsibility for the emission
reductions as a "voluntary" measure.
• Permanent—the EE/RE measures need to be in place
throughout the SIP timeframe.
Examples of EE/RE Measures
There are many policies, programs, and projects that could
potentially be included in the air quality planning process.
Here are a few examples:
Energy Efficiency:
• System benefit funds that install energy efficient
technologies.
• Improved energy codes.
• Appliance standards.
• Government equipment purchasing standards.
• Utility-run demand side management programs.
• Required or voluntary government energy performance
improvement projects.
Renewable Energy:
• Renewable portfolio standards.
• Government purchase of green power.
• System benefit funds that install renewable energy
technologies.
EE/RE SIP Guidance
Art Diem
EPA Office of Atmospheric Programs
State and Local Capacity Building Branch
Washington, DC
Diem.Art@epa.gov
(202)343-9340
David Solomon
EPA Office of Air Quality Planning and
Standards
Air Quality Strategies and Standards Division
Research Triangle Park, NC
Solomon.David@epa.gov
(919)541-5375
How Can I Get More Information?
Resources and Web sites
• Guidance on State Implementation Plan
(SIP) Credits for Emissions Reductions
from Electric-Sector Energy Efficiency or
Renewable Energy Measures, August 2004.
www.epa.gov/ttn/oarpg/t1/memoranda/ere-
seerem_gd.pdf
• Incorporating Emerging and Voluntary
Measures in a State Implementation Plan,
October 2004. http://www.epa.gov/
ttn/oarpg/t1/memoranda/evm_ievm_g.pdf
• EPA Air Innovations Web site.
www.cleanairinfo.com/airinnovations
United States Environmental Protection Agency
September 2004
EPA430-F-04-051
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