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The AIA 2030 Commitment uses CBECS 2003 (Commercial Building Energy Consumption Survey) and RECS 2001 (Residential Energy Consumption Survey) as the baseline energy use intensity for whole building projects. Interiors projects are baselined against ASHRAE 90.1 2007 lighting power density (LPD) values. These baselines were set at the onset because they were the best available US data sets.
Experienced 2030 Commitment reporters recognize that there are different approaches to establishing baselines, which can cause confusion. The intent of this guide is to clearly define a recommended process for establishing baselines, and provide guidance for situations with particular challenges.
Step-by-step guide
To set up a project baseline:
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