Optimize energy performance | U.S. Green Building Council
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LEED O+M: Existing Buildings | v2 - LEED 2.0

Optimize energy performance

EAc1 | Possible 10 points


Achieve increasing levels of energy performance above the prerequisite standard to reduce environmental impacts associated with excessive energy use.


Demonstrate the EPA ENERGY STAR energy performance rating that the building has achieved. Utilize ENERGY STAR’S Portfolio Manager tool for building types addressed by ENERGY STAR,


For building types not addressed by ENERGY STAR, demonstrate the ENERGY STAR equivalent rating for the building energy use, calculated using the alternate method described in the LEED for Existing Buildings Reference Guide.

NOTE: LEED for Existing Buildings projects registered after June 26th, 2007 are required to achieve at least two (2) points under EAc1.

ENERGY STAR Rating LEED for Existing Buildings Points
63* 1
67 2
71 3
75 4
79 5
83 6
87 7
91 8
95 9
99 10

* Note: Only projects registered prior to June 26, 2007 may pursue 1 point under EAc1.

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