Green Building Codes



Additions and Remodels

This is the code for residential additions and remodelsThis chart helps determine if the code applies to a specific project and if so, which chapter or chapters apply. 

For projects which must comply with Chapter 11 please complete this checklist and submit printed copies along with your buildling permit application.

For projects which comply with Green Code Chapter 12, you must comply with all of the items on this list that pertain to your project.  Print this chapter and initial by the items that apply to your project and submit with your building permit application.

New Construction

The Residential Green Building Code for new single-family, attached and detached, including guest houses requires the following to be submitted to get a building permit.  Some documents must be prepare by a

certified Home Energy Rating System (HERS) rater and professional Water Efficiency Rating Score (WERS) rater.

Electronic versions of reports listed below must be attached to each plan set and provided by e-mail (unless otherwise noted) to: [bot protected email address]


Home Energy Rating System (HERS) preliminary analysis reports of 60 or less documented by:

o   HERS Professional Home Energy Rating Certificate (HERC); and

o   2015 IECC Building UA Compliance Report

Water Efficiency Rating Score (WERS) preliminary analysis WERS REPORT of 70 or less documented by:

o   WERS REPORT (attached to plan set); and

o   All WERS spreadsheet tabs (email spreadsheet for PDFs of all tabs)

o   Professional Heating and cooling system sizing calculations (ACCA Manual S and J or other such as Energy 10 for passive solar homes or passive house calculations) (email only)

o   Ventilation requirement calculations (CFM=(heated SF x .01)+((# bedrooms+1) x 7.5)) (Email completed formula or Air Leakage Report from HERS rating)


The Home Energy Rating System (HERS) and Water Efficiency Rating Score (WERS) must be performed by  HERS and WERS professionals that have received training regarding the requirements of this code.

To Obtain a Certificate of Occupany at the End of Construction:

You will be required to provide a Homeowner's Manual.  A template can be used that you add the project-specifc information to including a diagram of where the shut-offs are located for all major utilities.

Please note that your plan set will be compared to the inputs into these documents and they must match.

This handout includes more detailed information on the program and its requirement.

State Tax Credits

NM State Sustainable Building Tax Credit is available for buildings that qualify. If you are interested in this tax credit, ask your HERS professional for advice.



Dalinda Bangert, Green Building Code Specialist

(505) 955-6618

[bot protected email address]


Katherine Mortimer, Sustainable Land Use Supervisor


[bot protected email address]










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