text.skipToContent text.skipToNavigation
front entrance to office building

Energy Code Resources - Commercial

Each code and each version of the code have nuanced requirements. While automatic shut-off provisions may be similar, other lighting control requirements may differ. For this reason, we've provided information about each code's language so that your designs and installations can meet the exact requirements of the state-specific code.
Jump to All Code Resources

State Resources - Commercial Energy Code


STATE                                                                                 QUICK GUIDES                                                                         DESIGN GUIDES                                                                                                                
Alabama  Quick Guide to ASHRAE 90.1 (2013) 

2013 ASHRAE 90.1 DLM Design Guide 


2013 ASHRAE 90.1 Stand Alone Design Guide 

Alaska Home Rule State** Home Rule State**

Arizona


    Phoenix


    Scottsdale

 
    Tucson

Home Rule State**


Quick Guide to IECC (2018) 


Quick Guide to IECC (2021)


Quick Guide to IECC (2018)

Home Rule State**


2018 IECC DLM Design Guide


2021 IECC DLM Design Guide


2018 IECC DLM Design Guide

Arkansas Quick Guide to IECC (2018) 2018 IECC DLM Design Guide
California

Quick Guide to CA Title 24 (2022)


Quick Guide to CA Title 24 (2019) - Spanish

2022 CA Title 24 Design Guide

Colorado


    Colorado Springs


    Boulder


    Denver


    Ft. Collins​​​

Home Rule State**


Quick Guide to IECC (2021)


Quick Guide to IECC (2018) 


Quick Guide to IECC (2021)


Quick Guide to IECC (2021)

Home Rule State**


2021 IECC DLM Design Guide


2018 IECC DLM Design Guide


2021 IECC DLM Design Guide


2021 IECC DLM Design Guide

Connecticut Quick Guide to IECC (2021) 2021 IECC DLM Design Guide
Delaware

Quick Guide to ASHRAE 90.1 (2016)


Quick Guide to IECC (2018)

2016 ASHRAE 90.1 DLM Design Guide


2018 IECC DLM Design Guide

Florida  Quick Guide to Florida (2023) 2021 IECC DLM Design Guide
Georgia  Quick Guide to Georgia (2020) ​2015 IECC DLM Design Guide

Hawaii


   Hawaii & Kaui County

Home Rule State**


Quick Guide to IECC (2015) 

Home Rule State**


2015 IECC DLM Design Guide


2015 IECC Stand Alone Design Guide

Idaho Quick Guide to IECC (2018) 2018 IECC DLM Design Guide
IllinoisQuick Guide to IECC (2021)2021 IECC DLM Design Guide
Indiana  Unavailable* Unavailable*
Iowa  Quick Guide to IECC (2012)  Unavailable*
Kansas  Home Rule State** Home Rule State**
Kentucky

Quick Guide to IECC (2012)


Quick Guide to ASHRAE 90.1 (2010)

Unavailable*


2010 ASHRAE 90.1 DLM Design Guide

Louisiana Quick Guide to IECC (2021) 2021 IECC DLM Design Guide
Maine Quick Guide to IECC (2015) 2015 IECC DLM Design Guide
Maryland

Quick Guide to IECC (2018)

Quick Guide to IECC (2021)

2018 IECC DLM Design Guide

2021 IECC DLM Design Guide

MassachusettsQuick Guide to IECC (2021)2021 IECC DLM Design Guide
Michigan  Quick Guide to Michigan (2015)

2013 ASHRAE 90.1 DLM Design Guide  


2013 ASHRAE 90.1 Stand Alone Design Guide

MinnesotaQuick Guide to ASHRAE 90.1 2019ASHRAE 90.1 2019 Design Guide
Mississippi Quick Guide to ASHRAE 90.1 (2010) 2010 ASHRAE 90.1 DLM Design Guide

Missouri 


  Springfield


  Kansas City


  St. Louis

Home Rule State**


Quick Guide to IECC (2021) 


Quick Guide to IECC (2021)


Quick Guide to IECC (2018) 

Home Rule State**


2021 IECC DLM Design Guide


2021 IECC DLM Design Guide


2018 IECC DLM Design Guide

Montana Quick Guide to IECC (2021) 2021 IECC DLM Design Guide
Nebraska  Quick Guide to IECC (2018)  2018 IECC DLM Design Guide 
Nevada Quick Guide to IECC (2021) 2021 IECC DLM Design Guide
New HampshireQuick Guide to IECC (2018)2018 IECC DLM Design Guide
New JerseyQuick Guide to ASHRAE 90.1 (2019)2019 ASHRAE 90.1 DLM Design Guide
New Mexico Quick Guide to IECC (2018)  2018 IECC DLM Design Guide 

New York


   New York City

Quick Guide to ECCCNYS (2020)


Quick Guide to NYECC (2020)

2018 IECC DLM Design Guide

North Carolina Quick Guide to North Carolina (2018)

2015 IECC DLM Design Guide 


2015 IECC Stand Alone Design Guide

North Dakota 
 

   Bismark
 

   Fargo

Home Rule State**
 

Quick Guide to IECC (2021)
 

Quick Guide to IECC (2021)

Home Rule State**
 

2021 IECC DLM Design Guide
 

2021 IECC DLM Design Guide

OhioQuick Guide to Ohio (2024)2019 ASHRAE 90.1 DLM Design Guide
Oklahoma  Unavailable* Unavailable*
Oregon Quick Guide to Oregon (2019) 2019 ASHRAE 90.1 DLM Design Guide
Pennsylvania  Quick Guide to IECC (2018) 2018 IECC DLM Design Guide
Rhode Island Quick Guide to IECC (2018) 2018 IECC DLM Design Guide
South Carolina Unavailable* Unavailable*
South Dakota  Home Rule State** Home Rule State**
Tennessee Quick Guide to IECC (2012) Unavailable*

Texas


    Austin


    Dallas


    Houston


    Plano

Quick Guide to IECC (2015)


Quick Guide to IECC (2021)


Quick Guide to IECC (2021) 


Quick Guide to IECC (2015)


Quick Guide to IECC (2021)

2015 IECC DLM Design Guide 


2021 IECC DLM Design Guide


2021 IECC DLM Design Guide


2015 IECC DLM Design Guide


2021 IECC DLM Design Guide

Utah Quick Guide to IECC (2021) 2021 IECC DLM Design Guide
Vermont Quick Guide to Vermont (2020) 2018 IECC DLM Design Guide
Virginia Quick Guide to IECC (2021) 2021 IECC DLM Design Guide
Washington

Quick Guide to Washington (2018) 

Quick Guide to IECC (2021)

Washington State DLM Design Guide 

2021 IECC DLM Design Guide

Washington DC Quick Guide to Washington DC (2017) 2013 ASHRAE 90.1 DLM Design Guide
West Virginia Quick Guide to ASHRAE 90.1 (2013) 2013 ASHRAE 90.1 DLM Design Guide
Wisconsin  Quick Guide to Wisconsin (2015) 

2015 IECC DLM Design Guide


2015 IECC Stand Alone Design Guide

Wyoming Home Rule State** Home Rule State**
*We currently do not have content for this code generation. Information on the adopted code is available at the DOE Code Status Webpage.
​​​​​​​**Home Rule States do not have a statewide energy efficiency code as such codes are adopted and enforced at the local jurisdiction level.

 

All Code Resources


Code Quick Guides Design Guides CAD Drawings Wiring Diagrams
ASHRAE 90.1 Quick Guide to ASHRAE 90.1 (2019) 2019 ASHRAE 90.1 DLM Design Guide 2019 ASHRAE 90.1 CAD Drawings 2019 ASHRAE 90.1 Wiring Diagrams
Quick Guide to ASHRAE 90.1 (2016)2016 ASHRAE 90.1 DLM Design Guide
2016 ASHRAE 90.1 DLM Wireless Design Guide
2016 ASHRAE 90.1 CAD Drawings2016 ASHRAE 90.1 Wiring Diagrams
Quick Guide to ASHRAE 90.1 (2013) 2013 ASHRAE 90.1 DLM Design Guide
2013 ASHRAE 90.1 Stand Alone Design Guide
2013 ASHRAE 90.1 CAD Drawings 2013 ASHRAE 90.1 Wiring Diagrams

Quick Guide to ASHRAE 90.1 (2010)
 
2010 ASHRAE 90.1 DLM Design Guide 2010 ASHRAE 90.1 CAD Drawings
IECC Quick Guide to IECC (2021) 2021 IECC DLM Design Guide 2021 IECC CAD Drawings 2021 IECC Wiring Diagrams
Quick Guide to IECC (2018)2018 IECC DLM Design Guide2018 IECC CAD Drawings2018 IECC Wiring Diagrams
Quick Guide to IECC (2015) 2015 IECC Design Guide 2015 IECC Wiring Diagrams
Quick Guide to IECC (2012)
Title 24Quick Guide to CA Title 21 (2022)2022 CA Title 24 CAD Drawings2022 CA Title 24 Wiring Diagrams
Quick Guide to CA Title 24 (2019)
Quick Guide to CA Title 24 (2019) - Spanish
2019 CA Title 24 DLM Design Guide2019 CA Title 24 CAD Drawings2019 CA Title 24 Wiring Diagrams
Quick Guide to CA Title 24 (2016)2016 CA Title 24 DLM Design Guide
2016 CA Title 24 Stand Alone Design Guide
NECB Wattstopper Quick Guide to NECB (2020) - English 
Quick Guide to Canada NECB (2017) - English
(excluding Qu
ébec)
Quick Guide to Canada NECB (2017) - French
(exclut le Québec)
NECB 2015-2017 Design Guide2015-2017 Canada NECB CAD Drawings2015-2017 Canada NECB Wiring Diagrams
Quick Guide to Canada NECB (2015) - English
Quick Guide to Canada NECB (2015) - French
Quick Guide to Canada NECB (2015) - French-Quebec
NECB 2015-2017 Design Guide 2015-2017 Canada NECB CAD Drawings 2015-2017 Canada NECB Wiring Diagrams
Quick Guide to Canada NECB (2011) - French
Quick Guide to ASHRAE 90.1 (2010) - French