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June 2022 - IRIS v5.3 Released (current version)
Immaterial change. Minor revisions to definition and usage guidance for clarity.
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January 2020 - IRIS v5.1 Released
No change.
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May 2019 - IRIS v5.0 Released
No change.
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March 2016 - IRIS v4.0 Released
Immaterial change. Energy Generated for Use: Renewable (OI2496) replaced Energy Produced On-site: Renewable (OI2496). Metric name and definition modified to improve accuracy.
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March 2014 - IRIS v3.0 Released
Immaterial change. Minor revision to metric name and definition language for clarity.
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November 2011 - IRIS v2.2 Released
No change.
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February 2011 - IRIS v2.1 Released
No change.
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September 2010 - IRIS v2.0 Released
Material change. Energy Produced On-site: Renewable (OI2496) and Energy Purchased: Renewable (OI3324) replaced Renewable Energy (OEN37). Metric bifurcated in order to increase specificity by distinguishing between purchased and self-produced energy.
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September 2009 - IRIS v1.0 Released
New metric. Renewable Energy (OEN37) was developed via the Original IRIS Working Group.