TITLE 14             HOUSING AND CONSTRUCTION

CHAPTER 7        BUILDING CODES GENERAL

PART 9                 2018 NEW MEXICO COMMERCIAL ENERGY CONSERVATION CODE

 

14.7.9.1                 ISSUING AGENCY:  Construction Industries Division (CID) of the Regulation and Licensing Department.

[14.7.9.1 NMAC – N, 9/25/2020]

 

14.7.9.2                 SCOPE:  This rule applies to all commercial contracting work performed in New Mexico on or after 9/25/2020, that is subject to the jurisdiction of CID, unless performed pursuant to a permit for which an application was received by CID before that date.

[14.7.9.2 NMAC – N, 9/25/2020]

 

14.7.9.3                 STATUTORY AUTHORITY:  Sections 60-13-9 and 60-13-44 NMSA 1978.

[14.7.9.3 NMAC – N, 9/25/2020]

 

14.7.9.4                 DURATION: Permanent.

[14.7.9.4 NMAC, 9/25/2020]

 

14.7.9.5                 EFFECTIVE DATE:  September 25, 2020 unless a later date is cited at the end of a section.

[14.7.9.5 NMAC – N, 9/25/2020]

[From the date of publication of this rule in the New Mexico register, until month 3/2021 permits may be issued under either the previously-adopted rule, or this rule.  After month 3/2021, permits may be issued only under this rule.]

 

14.7.9.6                 OBJECTIVE:  The purpose of this rule is to establish minimum standards for energy conservation for commercial construction in New Mexico.

[14.7.9.6 NMAC – N, 9/25/2020]

 

14.7.9.7                 DEFINITIONS:  See 14.5.1 NMAC, General Provisions and Chapter 2 of the IECC as amended in 14.7.6.10 NMAC.

[14.7.9.7 NMAC - N, 9/25/2020]

 

14.7.9.8                 ADOPTION OF THE 2018 NEW MEXICO COMMERCIAL ENERGY CONSERVATION CODE:

                A.            This rule adopts by reference the 2018 international energy conservation code (IECC) commercial provisions, as amended by this rule.

                B.            In this rule, each provision is numbered to correspond with the numbering of the 2018 international commercial energy conservation code.

                C.            This rule is to be applied where appropriate to each of the following New Mexico building codes, including the NMCBC, NMEBC, NMPC, NMMC and the NMEC.

[14.7.9.8 NMAC - N, 9/25/2020]

 

14.7.9.9                 CHAPTER 1 - ADMINISTRATION:

                A.            Section C101 - General.

                                (1)           C101.1 Title.  Delete this section of the IECC and substitute: this rule shall be known as 14.7.6 NMAC, the 2018 New Mexico Commercial Energy Conservation Code (MCECC).

                                (2)           C101.2 Scope.  Delete this section of the IECC and see 14.7.9.2 NMAC, Scope.

                                (3)           C101.3 Intent.  Delete this section of the IECC and see 14.7.9.6 NMAC, Objective.

                                (4)           C101.5.1 Compliance materials.  Delete this section of the IECC and substitute the following:  the code official shall be permitted to approve specific computer software, worksheets, compliance manuals and other similar materials that meet the intent of this code, including but not limited to ComCheck, ResCheck, and worksheet or trade-off sheets from the New Mexico energy conservation code commercial applications manual issued by the New Mexico department of energy.

                B.            Section C102 Alternate Materials-Method of Construction, Design for Insulating Systems.  See this section of the IECC.

                C.            Section C103 - Construction Documents.  Delete this section of the IECC and see 14.5.2 NMAC, Permits except retain Section C103.2 and C103.6 to read as follows:

                D.            Section C103.2 Information on construction documents.  Delete section and substitute the following: Ducts shall be installed in accordance with Chapter 6 and Chapter 17 of the New Mexico Mechanical Code and current applicable standards.

                E.            Section C103.6 Building documentation and closeout submittal requirements.  Delete section and substitute the following: The construction documents shall specify that the documents described in this section be provided to the building owner or owner’s authorized agent.

                F.            Section C104 Fees.  Delete this section of the IECC and see 14.5.5 NMAC, Fees.

                G.            Section C105 Inspections.  Delete this section of the IECC and see. 14.5.3 NMAC, General Provisions.

                H.            Section C106 Validity.  Delete this section of the IECC and see. 14.5.2.12 NMAC, Permits.             I.             Section C107 Referenced Standards.  All references in the IECC to the international building code shall be deemed references to 14.7.2 NMAC, the New Mexico Commercial Building Code (NMCBC).     All references to the international plumbing code shall be deemed references to 14.8.2 NMAC, the New Mexico Plumbing Code (NMPC).  All references to the international mechanical code shall be deemed references to 14.9.2 NMAC, the New Mexico Mechanical Code (NMMC).  All references to the ICC or international electrical code shall be deemed references to 14.10.4 NMAC, the New Mexico Electrical Code (NMEC). All references to the international energy conservation code shall be deemed references to 14.7.9 NMAC, the New Mexico Commercial Energy Conservation Code (NMCECC).  All references to the international fuel gas code are deemed references to the NMMC or the LP gas standards found at 19.15.40 NMAC, and Sections 70-5-1 through 70-5-23 NMSA 1978.

                J.             Section C108 Stop Work Order.  Delete this section of the IECC and see 14.5.3 NMAC, Inspections.

                K.            Section C109 Board of Appeals.  Delete this section of the IECC and See 14.5.1 NMAC, General Provisions.

[14.7.9.9 NMAC – N, 9/25/2020]

 

14.7.9.10               CHAPTER 2 - DEFINITIONS:  See this chapter of the IECC substituting the definition for residential building and adding the other definitions.

                A.            Section C201.1 Scope.  See this section of the IECC and add the following:  If the same term is defined in the New Mexico construction codes and in the IECC, the term shall have the meaning given it in the New Mexico construction codes.

                B.            Section C201.3 Terms defined in other codes.  Delete this section of the IECC and substitute with the following:  Terms defined in the New Mexico Commercial Construction Code and the New Mexico Existing Building Code.

                C.            Section C202 General Definitions.  See this section of the IECC and additionally the following:

                                (1)           Unconditioned space.  Add the following definition:  Space within a building that is not mechanically heated or cooled and is outside the building thermal envelope.

                                (2)           Vapor retarder class.  Add the following definition:  a measure of a material or assembly’s ability to limit the amount of moisture that passes through that material or assembly.  Vapor retarder class shall be defined using the desiccant method of ASTME96 as follows:

                                                (a)           class I:                   0.1 perm or less;

                                                (b)           class II:                 > 0.1  perm            1.0 perm;

                                                (c)           class III:                > 1.0  perm            <10 perm.

                                (3)           NMCECC  means 2018 New Mexico Commercial Energy Conservation Code, which adopts by reference and amends the 2009 International Energy Conservation Code.

                                (4)           NMCBC  14.7.3 NMAC, 2015 New Mexico Commercial Building Code, which adopts by reference and amends the 2015 International Commercial Code.

                                (5)           NMEBC means the 2015 New Mexico Existing Building Code, which adopts by reference and amends the 2015 International Existing Building Code.

                                (6)           NMPC means 2015 New Mexico Plumbing Code, which adopts by reference and amends the 2012 Uniform Plumbing Code.

                                (7)           NMMC means 14.9.2 NMAC, NMMC  2015 New Mexico Mechanical Code, which adopts by reference and amends the 2012 Uniform Mechanical Code.

                                (8)           NMEC means 14.10.4 NMAC, NMEC  2017 New Mexico Electrical Code, which adopts by reference and amends the 2017 National Electrical Code.

                                (9)           RESNET Software is an approved software program to meet the performance requirements of the IECC.

                                (10)         COMCHECK is the commercial energy compliance tool of the U.S. Department of Energy designed to clarify commercial energy code compliance providing a user information whether or not a building meets the requirements of the International Energy Conservation Code (IECC) and ASHRAE 90.1, as well as state-specific codes.

                                (11)         RESCHECK is a document describing the overall efficiency of the insulation of a building which works by performing a simple U-factor x Area (UA) calculation for each building assembly to determine the overall UA of a building. The UA of the proposed project building is compared to the code requirements.

                                (12)         ASTM means the American society for testing and materials, is an international standards organization that develops and publishes voluntary consensus technical standards for a wide range of materials utilized in construction.

                                (13)         HERS means the home energy rating system index and is the industry standard by which a home's energy efficiency is measured. It's also the nationally recognized system for inspecting and calculating a home's energy performance.

[14.7.9.10 NMAC, N, 9/25/2020]

 

14.7.9.11               CHAPTER C301 - CLIMATE ZONES:  See this Chapter of the IECC except delete the text of section 301.1 General and replace with the following:  the table below in conjunction with Table 301.3(2) shall be used to determine the applicable requirements for Chapter 4.  Locations not listed in the table below shall use either Table 301.1, Section 301.3 or the building official may designate a climate zone consistent with the elevation, HDD & CDD from the table below.

 

Table 301.2

New Mexico Climate Zones Based on Heating and Cooling Degree Days

City

County

Elev. (feet)

Heating Degree Days

(HDD) 65°F

Cooling Degree Days (CDD)

50°F day

Climate Zone

Abiquiu Dam

Rio Arriba

6380

5872

 

5B

Angel Fire

Colfax

8406

9769

195

7B

Alamogordo

Otero

4350

3053

5309

3B

Albuquerque

Bernalillo

5312

4332

4462

4B

Artesia

Eddy

3380

3366

5374

3B

Aztec Ruins

San Juan

5644

5757

 

5B

Belen

Valencia

4800

4432

5012

3B

Bernalillo

Sandoval

5052

4782

4138

4B

Bloomfield

San Juan

5456

5490

 

5B

Bosque del Apache

Socorro

4520

3916

5012

3B

Carlsbad

Eddy

3295

2813

5997

3B

Carrizozo

Lincoln

5438

4234

3631

4B

Cedar Crest

Bernalillo

6581

5703

 

5B

Chaco Canyon

San Juan

6200

6137

 

5B

Chama

Rio Arriba

7871

8254

 

6B

Clayton

Union

5056

5150

3170

4B

Cloudcroft

Otero

8801

7205

 

6B

Clovis

Curry

4268

4033

4252

4B

Corona

Valencia

6690

5389

3631

4B

Cuba

Sandoval

7035

7122

 

5B

Deming

Luna

4305

3347

5292

3B

Dulce

Rio Arriba

6793

7979

 

6B

Eagle Nest

Colfax

8262

9254

 

7B

Edgewood

Santa Fe

6649

6146

 

5B

Espanola

Rio Arriba

5643

5641

 

5B

Farmington

San Juan

5395

5747

 

5B

Fence Lake

Cibola

7055

6396

 

5B

Fort Sumner

De Baca

4032

3799

4616

3B

Gallup

McKinley

6465

6207

 

5B

Glenwood

Catron

4725

3632

4427

4B

Grants

Cibola

6460

6143

 

5B

Hatch

Dona Ana

4052

3270

5904

3B

Hobbs

Lea

3622

2954

5181

3B

Jemez Springs

Sandoval

6198

5260

2059

4B

Las Cruces

Dona Ana

4000

3223

5904

3B

Las Vegas

San Miguel

6424

5738

 

5B

Lordsburg

Hidalgo

4250

3213

5210

3B

Los Alamos

Los Alamos

7320

6381

 

5B

Los Lunas

Valencia

4856

4725

4462

4B

Magdalena

Socorro

6572

5074

2093

4B

Mescalero

Otero

6611

5540

 

5B

Moriarty

Torrance

6220

4735

3786

4B

Mosquero

Harding

5485

5209

3631

4B

Mountainair

Torrance

6520

5558

 

5B

Organ

Dona Ana

5245

3215

4919

3B

Placitas

Sandoval

5955

4917

3701

4B

Portales

Roosevelt

4006

3845

4347

4B

Raton

Colfax

6680

6001

 

5B

Red River

Taos

8671

8742

179

7B

Reserve

Catron

5847

5483

 

5B

Rio Rancho

Sandoval

5282

4880

3949

4B

Roswell

Chaves

3573

3565

5505

3B

Ruidoso

Lincoln

6920

6309

 

5B

Sandia Crest

Bernalillo

10680

10034

 

7B

Sandia Park

Bernalillo

7077

7510

 

6B

Santa Fe

Santa Fe

7260

6001

 

5B

Santa Rosa

Guadalupe

4620

3749

4714

3B

Shiprock

San Juan

4892

5475

 

5B

Silver City

Grant

5895

4438

3975

4B

Socorro

Socorro

4603

3984

5147

3B

Springer

Colfax

5797

5653

 

5B

Taos

Taos

6967

6827

 

5B

Taos Ski Valley

Taos

9321

9769

 

7B

Tatum

Lea

3999

3680

4721

3B

Thoreau

McKinley

7200

5789

 

5B

Tierra Amarilla

Rio Arriba

7425

7901

 

6B

Tijeras

Bernalillo

6322

6338

 

5B

Tohatchi

McKinley

6447

5418

 

5B

Truth or Consequences

Sierra

4245

3394

5103

3B

Tucumcari

Quay

4096

3767

4429

4B

Tularosa

Otero

4508

3056

5130

3B

Zuni

McKinley

6293

5742

 

5B

[14.7.9.11 NMAC – N, 9/25/2020]

 

14.7.9.12               CHAPTER 4 - COMMERCIAL ENERGY EFFICIENCY:  See this Chapter of the IECC except for the following:

                A.            Section C402.4.2.1 Lighting controls in toplit daylight zones.  Delete section without substitution.

                B.            Section C405.2.3.3 Toplit zone.  Delete section without substitution.

                C.            Section C405.5 Dwelling electrical meter (Mandatory).  Amend to read as follows:  Each dwelling unit located in a Group R-2 building shall have a separate electrical meter. Dormitories, fraternities, sororities, monasteries, and convents shall be exempt from the requirements of this section.

                D.            Section C405.9 Voltage drop in branch circuits supplying motors or motor driven mechanical equipment with a rating of 50 HP and higher.  Amending to read as follows:  The total voltage drop across branch circuits supplying motors or motor driven mechanical equipment with rating of 50 HP and higher shall not exceed 5 percent.

                E.            C408.2 Mechanical systems and service water-heating systems commissioning and completion requirements.  Amending to read as follows:  Prior to the final mechanical and plumbing inspections, the registered design professional or approved agency, shall provide evidence of mechanical systems commissioning and completion in accordance with the provisions of this section.  Construction document notes shall clearly indicate provisions for commissioning requirements in accordance with this section and are permitted to refer to specifications for further requirements.  Copies of all documentation shall be given to the building owner or owner’s authorized agent.

Exceptions: The following systems are exempt:

                                (1)           Mechanical systems and service water heater systems in buildings where the total mechanical equipment capacity is less than 480,000 Btu/h (140.7 kW) cooling capacity and 600,000 Btu/h (175.8 kW) combined service water-heating and space-heating capacity.

                                (2)           Systems included in Section C403.5 that serve individual dwelling units and sleeping units.

F.            C408.2.4.1 Acceptance of report.  Delete section without substitution.

G.            C408.2.4.2 Copy of report.  Delete section without substitution.

                H.            C408.2.5 Documentation requirements. Change section to read as follows.  The construction documents shall specify that the documents described in this section be provided to the building owner or owner’s authorized agent.

                I.             C408.3.2 Documentation Requirements. Change section to read as follows: The construction documents shall specify that the documents described in this section be provided to the building owner or owner’s authorized agent.

 

FIGURE C408.2.4

COMMISSIONING COMPLIANCE CHECKLIST

 

 

 

Project Information: ________________________________ Project Name:__________________________

Project Address: _________________________________________________________________________

Commissioning Authority: __________________________________________________________________

Commissioning Plan (Section C408.2.1)

q Commissioning Plan was used during construction and includes all items required by Section C408.2.1

q  Systems Adjusting and Balancing shall be completed per plans and specifications.

q HVAC Equipment Functional Testing shall be completed per plans and specifications.

q HVAC Controls Functional Testing shall be completed per plans and specifications.

q Economizer Functional Testing shall be completed per plans and specifications.

q Lighting Controls Functional Testing shall be completed per plans and specifications.

q Service Water Heating System Functional Testing shall be completed per plans and specifications.

q Manual, record documents and training shall be completed per plans and specifications.

q Preliminary Commissioning Report shall be submitted to owner and includes all items required by Section C408.2.4.

q The above-referenced items are scheduled to be provided on:

I, the commissioning provider, do hereby certify that I am providing the owner or owner’s representative with documentation as to the mechanical, service water heating and lighting systems commissioning in accordance with the 2018 IECC.

 

 

_____________________________________________        ____________________

Signature of Commissioning Provider                                      Date

 

 

 ____________________________________________         ____________________

Signature of Building Owner/Owner’s Representative             Date

 

[14.7.6.12 NMAC – N, 9/25/2020]

 

14.7.9.13               CHAPTER 5 - EXISTING BUILDINGS:  See this Chapter of the IECC.

[14.7.9.13 NMAC - N, 9/25/2020]

 

14.7.9.14               CHAPTER 6 - REFERENCED STANDARDS:  See this Chapter of the IECC.

[14.7.9.14 NMAC – N, 9/25/2020]

 

HISTORY OF 14.7.9 NMAC:  [RESERVED]