Building Codes

THE CURRENT VERSION OF ALL STATEWIDE BUILDING CODES MAY ALSO BE FOUND AT THE NM CONSTRUCTION INDUSTRIES WEBSITE AT https://www.rld.nm.gov/construction-industries/find-a-bureau/bureaus/rules-laws-and-building-codes/

In January 2024 the Construction Industries Division approved the adoption of the 2021 NM Energy Codes.  The separate NM Residential Energy Code and NM Commercial Building Code are approved for phase-in from January 30, 2024 through July 30, 2024.  Permits during this period may be issued to either the 2018 Energy Codes or the 2021 Energy Codes.  As of Tuesday, July 30, 2024 all permits must be issued compliant with the 2021 Energy Codes.

14.7.6 NMAC Residential Energy Code _effective 7.30.2024

14.7.9 NMAC Commercial Energy Code _effective 7.30.2024

Table R402 for Reference

January 14, 2023 the Construction Industries Commission approved the adoption of the 2021 Building Codes.  The Phase-in of the new codes began January 14, 2023, and effective July 14, 2023 permits were required to comply with the following Building Codes:

14.7.2 NMAC Commercial Building Code (2021 IBC)

14.7.3 NMAC Residential Building Code (2021 IRC)

14.7.4 NMAC Earthen Building Materials Code

14.7.7 NMAC Existing Building Code

14.7.8 NMAC Historic Earthen Buildings

14.8.2 NM Plumbing Code (2021 UPC) Effective September 10, 2022

14.9.2 NM Mechanical Code (2021 UMC) Effective September 10, 2022

14.10.4 NM Electrical Code (2020 NEC) Effective September 29, 2023

Need to know what license classification you should have? Check here:

License Classifications – 2024

As of March 25, 2021, these 2018 NM Energy Codes (Residential & Commercial) became the mandatory minimum statewide.  Check your municipality to see if they have adopted more stringent requirements

14.7.6_NM Residential Energy Code_effective 9-25-2020

2018 IECC Thermal Bypass Inspection Checklist-CID

2018 IECC Duct Sealing Visual Inspection Checklist

14.7.9_NM Commercial Energy Code_effective 9-25-2020

These codes were in effect starting November 15, 2017, but through June 30, 2017 contractors could have received building permits that comply with either the 2009 or 2015 codes.  As of July 1, 2017, only these 2015 codes were in effect.

14-5-1_general-provisions_nov15-2016

14-5-2_permits_nov15-2016

14-5-3_inspections_nov15-2016

14-7-2_nm-commercial-code-2015-ibc-nov15-2016

14-7-3_nm-residential-code-2015-irc-nov15-2016

14-7-4_nm-earthen-building-materials-code_nov15-2016

14-7-7_nm-existing-bldg-code-nov15-2016

14-7-8-1_nm-earthen-buildings-code-nov15-2016

Previous Plumbing, Mechanical and Electrical Codes:

Proposed Electrical Codes at Public Hearing May 31, 2017 and NMHBA Comments:

Electrical Codes Adopted June 13, 2014:

NMAC 14 010 0004 2017 NMEC-NEC (Final 4-12-17)

NMHBA Ltr_Public Hearing w-Code Change Forms 

14-10-4amend_nmregister6-13-2014                           

14-10-5amend_nmregister6-13-2014 

Plumbing Codes Adopted April 16, 2015

nmregister_apr16-2015_plumbcode

nmregister_apr16-2015_pool-spa-hot-tubcode

Mechanical Codes Adopted April 16, 2015

nmregister_apr16-2015_mechcode

NM Solar Code Adopted April 16, 2015

nmregister_apr16-2015_solar-energy-code