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Updates for 2022 Reporting

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Design Energy Code Equivalents
SectorCodezEPI% better than CBECSMethodologyData SourceLink
CommercialOlder than 1999
0%Defined as baseline

ResidentialOlder than 1999
0%Defined as baseline

Commercial90.1-19998416%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate Dashboard

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Commercial90.1-20018416%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate Dashboard

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Commercial90.1-20047525%Set at 25% improvement or zEPI 75DOE Code Improvement Estimate Dashboard

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Commercial90.1-20077228%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate DashboardClick here
Commercial90.1-20105842%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate Dashboard

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Commercial90.1-20135446%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate DashboardClick here
Commercial90.1-20165050%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate DashboardClick here
Commercial90.1-20194852%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate DashboardClick here
Residential2003 IECC7822%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate DashboardClick here
Residential2006 IECC7525%Set at 25% improvement or zEPI 75DOE Code Improvement Estimate DashboardClick here
Residential2009 IECC6931%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate DashboardClick here
Residential2012 IECC5644%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate DashboardClick here
Residential2015 IECC5644%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate DashboardClick here
Residential2018 IECC5545%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate DashboardClick here
Residential2021 IECC5050%DOE/PNNL percent savings improvement over previous codeDOE Code Improvement Estimate DashboardClick here

NECB 2011
45%Using AIA values - don't have analysis availablePage 39Click here

NECB 2015
51%Using AIA values - don't have analysis available


NECB 2017
55%Using AIA values - don't have analysis available
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CommercialOregon 20214951%Site Energy Index per PNNL AnalysisCommercial dashboardClick here
ResidentialOregon 20215644%Site Energy Index per PNNL AnalysisResidential Dashboard
CommercialWashington 20214852%


ResidentialWashington 20215149%2021 IECC Energy Index for WA. State code would likely be higherPNNL State-level results spreadsheetshttps://www.energycodes.gov/state-portal
CommercialCalifornia Title 24 20195050%90.1-2019 Energy Index for CA. T24 would likely be higherPNNL State-level results spreadsheetshttps://www.energycodes.gov/state-portal
ResidentialCalifornia Title 24 20165348%2021 IECC Energy Index for CA. T24 would likely be higherPNNL State-level results spreadsheetshttps://www.energycodes.gov/state-portal
CommercialNYStretch 20184852%Percent energy savings over 90.1-2013PNNL/NBI Determination Analysishttps://www.pnnl.gov/main/publications/external/technical_reports/PNNL-ACT-10073.pdf
CommercialMassachusetts Stretch Code 20174555%Ten percent improvement over base code energy indexBase code Energy Index per PNNL Analysishttps://www.energycodes.gov/state-portal
CommercialMassachusetts Stretch Code 20204258%Ten percent improvement over base code energy indexBase code Energy Index per PNNL Analysishttps://www.energycodes.gov/state-portal
CommercialASHRAE 189.1-20204654%5% better than 90.1-2019 - From targeted 5% improvement in Building Performance Factors (BPF)ASHRAE Standard 189.1 Text
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