G/TBT/N/MEX/421  
19 June 2018 
(18-3836) Page: 1/5 
Committee on Technical Barriers to Trade  Original:  Spanish  
 
  
NOTIFICATION  
The following notification is being circulated in accordance with Article 10.6.  
 
1. Notifying Member : MEXICO  
If applicable, name of local government involved (Articles 3.2 and 7.2):   
2. Agency responsible : Secretaría de Economía  (Ministry of the Economy)  
Name and address (including telephone and fax numbers, email and website 
addresses, if available) of agency or authority designated to handle comments 
regarding the notification shall be indicated if different from above:  
Comité Consultivo Nacional de Normalización de la Secretaría de Economía  (National 
Advisory Committee on Standardization of the Ministry of the Economy) , Av. Puente de 
Tecamachalco No. 6 Col. Lomas de Tecamachalco, Sección Fuentes, Naucalpan de Juárez 
C.P. 53950, Estado de México, Tel. : 57 29 91 00, Ext. 43274 and 43244, Fax 55 20 97 15 
or Email: juan.rivera@economia.gob.mx  and sofia.pacheco@economia.gob.mx  
3. Notified under Article 2.9.2 [X], 2.10.1 [ ], 5.6.2 [ ], 5.7.1 [ ], other:  
4. Products covered (HS or CCCN where applicable, otherwise national tariff 
heading . ICS numbers may be provided in  addition, where applicable) : Meters for 
cold potable water and hot water . Tariff heading : 902820  
5. Title, number of pages and language(s) of the notified document : Proyecto de 
Norma Oficial Mexicana PROY -NOM-012-2-SCFI-2017, Instrumentos de medición -
Medidores para agua potable fría y caliente -Parte 2 : métodos de prueba (Draft Mexican 
Official Standard PROY -NOM-012-2-SCFI-2017, Measuring instruments - Meters for cold 
potable water and hot water - Part 2 : Test methods) (cancels Mexican Official Standard  
NOM-012-SCFI-1994) (82 pages, in Spanish)  
6. Description of content : The notified draft Mexican Official Standard applies to model  
evaluation and approval , and initial verification tests for cold water and hot water meters, 
as defined in ISO 4064 -1:2014 . 
The provisions of the notified draft Mexican Official Standard also apply to auxiliary 
devices, where necessary.  
7. Objective and rationale, including the nature of urgent problems where 
applicable : The notified Mexican Official Standard provides detail s on the testing 
programme, principles, equipment and procedures to be used for the evaluation and initial 
verification tests of meter models.  
The provisions include requirements for testing complete water meters and measuring 
transducers (including flow and volume sensors) and calculators (including indicating 
devices) of water meters as separate units.  
8. Relevant documents:  
 NOM-008-SCFI-2002, Sistema general de unidades de medida (Mexican Official 
Standard NOM -008-SCFI-2002: General system of units of measurement), G/TBT/N/MEX/421  
- 2 - 
  published in the Official Journal on 2 7 November 2 002; 
 NMX-CH-140-IMNC -2002 Guía para la expresión de incertidumbre en las 
mediciones  (Mexican Standard NMX -CH-140-IMNC -2002: Guide to the expression 
of uncertainty in measurement) (cancels Mexican Standard NMX -CH-140-1996-
IMNC) . Notice of entry into force published on 1 7 February 2 003; 
 NMX-J-648/2 -1-ANCE -2012 Pruebas ambientales en productos eléctricos -Parte 2 -
1: Pruebas -Prueba A : Frío (Mexican Standard NMX -J-648/2 -27-ANCE -2012: 
Environmental tests on electrical products - Part 2 -1: Tests - Test A : Cold). Notice 
of entry into force published in the Official Journal on 1 9 June 2 012; 
 NMX-I-007/2 -2-NYCE -2006 Equipos y componentes electrónicos -Métodos de 
pruebas ambientales  y de durabilidad -Parte 2 -2. Pruebas . Prueba A : Frío (Mexican 
Standard NMX -I-007/2 -2-NYCE -2006: Electronic equipment and components - 
Environmental and durability test methods - Part 2 -2. Tests. Test A: Cold) (cancels 
Mexican Standard NMX -I007/2 -2-NYCE -2001) . Notice of entry into force published 
in the Official Journal on 3 November 2 006; 
 NMX-J-648/2 -2-ANCE -2012, Pruebas ambientales en productos eléctricos -Parte 2 -
2: Pruebas -Prueba B : Calor seco  (Mexican Standard NMX -J-648/2 -2-ANCE -2012: 
Environmental te sts on electrical products - Part 2 -2: Tests - Test B : Dry heat) . 
Notice of entry into force published in the Official Journal on 1 9 June 2 012; 
 NMX-I-007/2 -6-NYCE -2006 Equipos y componentes electrónicos -Métodos de 
pruebas ambientales y de durabilidad -Parte 2-6. Pruebas . Prueba B : Calor seco 
(Mexican Standard NMX -I-007/2 -6-NYCE -2006: Electronic equipment and 
components - Environmental and durability test methods - Part 2 -6 Tests . Test B: 
Dry heat) (cancels Mexican Standard NMX -I-007/2 -6-NYCE -2001) . Notice of  entry 
into force published in the Official Journal on 3 November 2 006; 
 NMX-J-648/2 -30-ANCE -2012 Pruebas ambientales en productos eléctricos -Parte 2 -
30: Pruebas -Prueba DB : Calor húmedo, ciclo (Ciclo de 12 h + 12 h) (Mexican 
Standard NMX -J-648/2 -30-ANCE -2012: Environmental tests on electrical products 
- Part 2 -30; Tests - Test DB : Damp Heat, Cyclic (12+12 hour cycle)) . Notice of 
entry into force published in the Official Journal on 1 5 April 2 013; 
 NMX-I-60068 -2-30-NYCE -2011 Electrónica -Pruebas ambientales -Parte 2 -30: 
Pruebas -Prueba Db : Prueba cíclica de calor húmedo (ciclo de 12 h + 12 h) 
(Mexican Standard NMX -I-60068 -2-30-NYCE -2011: Electronics - Environmental 
tests - Part 2 -30: Tests - Test DB : Damp heat cyclic test (12+12 hour cycle)) 
(cancels Mexican Standard NMX -I007/2 -14-NYCE -2008) . Notice of entry into force 
published in the Official Journal on 1 February 2 012. 
 NMX-J-648/2 -31-ANCE -2012 Pruebas ambientales en productos eléctricos parte 2 -
31: Pruebas prueba Ec : Impacto debido al manejo brusco, princip almente en 
materiales  (Mexican Standard NMX -J-648/2 -31-ANCE -2012: Environmental tests 
on electrical products - Part 2 -31: Tests - Test EC : Impact caused by rough 
handling, primarily on materials) . Notice of entry into force published in the Official 
Journa l on 1 5 April 2 013; 
 NMX-I-007/2 -17-NYCE -2007 Equipos y componentes electrónicos -Métodos de 
pruebas ambientales y de durabilidad -Parte 2 -17. Pruebas . Prueba Ec : Caída y 
vuelco, prueba destinada principalmente a equipos (Mexican Standard NMX -I-
007/2 -17-NYCE -2007: Electronic equipment and components - Environmental and 
durability test methods - Part 2 -17 - Tests - Test EC : Falling and tipping, test 
intended primarily for equipment) (cancels Mexican Standard NMX -I-007/2 -17-
NYCE2002), Notice of entry into force published in the Official Journal on 1 9 
October 2 007; 
 NMX-J-648/2 -47-ANCE -2012 Pruebas ambientales en productos eléctricos -Parte 2 -
47: Pruebas -Montaje de especímenes para pruebas de vibración, de impacto y 
otras pruebas dinámicas (Mexican Standard NMX -J-648/2 -47-ANCE -2012: 
Environmental tests on electrical products - Part 2 -47: Tests - Mounting of 
specimens for vibration, impact and other dynamic tests) . Notice of entry into force 
published in the Official Journal on 1 5 April 2 013; G/TBT/N/MEX/421  
- 3 - 
   NMX-I-60068 -2-47-NYCE -2009 Equipos y componentes electrónicos -Métodos de 
pruebas ambientales y de durabilidad -Parte 2 -47. Pruebas . Montaje para 
componentes, equipos y otros objetos para pruebas de vibración, impacto y otras 
pruebas dinámicas similares  (Mexican Standard NMX -I-60068-2-47-NYCE -2009: 
Electronic equipment and components - Environmental and durability test methods 
- Part 2 -47 - Tests - Mounting of components, equipment and other objects for 
vibration, impact and other similar tests) (cancels Mexican Standard NMX -I-007/2 -
60-NYCE -2003), Notice of entry into force published in the Official Journal on 2 8 
January 2 010; 
 NMX-I-007/2 -20-NYCE -2007 Equipos y componentes electrónicos -Métodos de 
pruebas ambientales y de durabilidad -Parte 2 -20. Pruebas . Prueba Fh : Vibración 
aleatoria de banda ancha (control digital) y guía  (Mexican Standard NMX -I-007/2 -
20-NYCE -2007: Electronic equipment and components - Environmental and 
durability test methods - Part 2 -20 - Tests - Test FH : Broad band random vibration 
(digital control) and guide ) (cancels Mexican Standard NMX -I-007/2 -20-
NYCE2002), Notice of entry into force published in the Official Journal on 1 9 
October 2 007; 
 NMX-I-60068/3 -4-NYCE -2014 Electrónica -Pruebas ambientales -Parte 3 -4: 
Documentación de acompañamiento y guía -Pruebas de calor húmedo (Mexican 
Standard NMX -I-60068/3 -4-NYCE -2014: Electronics - Environmental tests - Part 3 -
4: Accompanying documentation and guide - Damp  heat tests) (cancels Mexican 
Standard NMX -I007/2 -11-NYCE -2008) . Notice of entry into force publis hed in the 
Official Journal on 2 3 July 2 014; 
 NMX-J-550/2 -2-ANCE -2005 Compatibilidad electromagnética (EMC) -Parte 2 -2: 
Entorno Niveles de compatibilidad para las perturbaciones conducidas de baja 
frecuencia y la transmisión de señales en los sistemas de suministro público de 
baja tensión (Mexican Standard NMX -J-550/2 -2-ANCE -2005: Electromagnetic 
compatibility (EMC) - Part 2 -2: Environment - Levels of compatibility for low -
frequency conducted disturbances and the transmission of signals in low -voltage 
public supply systems) . Notice of entry into force published in the Official Journal 
on 15 August 2 005; 
 NMX-J-610/4 -1-ANCE -2009 Compatibilidad electromagnética (EMC) -Parte 4 -1: 
Técnicas de prueba y medición -Guía para la selección de pruebas de inmunidad 
radiada y conducida de la serie de normas NMX -J-610/4 -ANCE (Mexican Standard 
NMX-J-610/4 -1-ANCE -2009: Electromagnetic compatibility (EMC) - Part: 4-1: 
Testing and measurement techniques - Guidelines for the selection of radiated and 
conducted immunity tests for the series of standards NMX -J-610/4 -ANCE) . Notice 
of entry into force published in the Official J ournal on 3 July 2 009; 
 NMX-J-610/4 -2-ANCE -2012 Compatibilidad electromagnética (EMC) -Parte 4 -2: 
Técnicas de prueba y medición -Pruebas de inmunidad a descargas electrostáticas  
(Mexican Standard NMX -J-610/4 -2-ANCE -2012: Electromagnetic compatibility 
(EMC) - Part 4 -2: Testing and measurement techniques - Electrostatic discharge 
immunity tests), (cancels NMX -J-550/4 -2-ANCE -2005) . Notice of entry into force 
published in the Official Journal on 2 1 June 2 012; 
 NMX-J-610/4 -3-ANCE -2015 Compatibilidad electromagnética  (EMC) -Parte 4 -3: 
Técnicas de prueba y medición -pruebas de inmunidad a campos electromagnéticos 
radiados por señales de radiofrecuencia  (Mexican Official Standard NMX -J-610/4 -3-
ANCE -2015: Electromagnetic compatibility (EMC) - Part 4 -3: Testing and 
measurem ent techniques - Tests for immunity to electromagnetic fields radiated by 
radio-frequency signals) (cancels Mexican Standard NMX -J-550/4 -3-ANCE -2008; 
Standard referred to in Mexican Official Standard NOM-003-SCFI-2014) . Notice of 
entry into force published  in the Official Journal on 2 4 May 2 016; 
 NMX-J-610/4 -4-ANCE -2013 Compatibilidad electromagnética (EMC) -Parte 4 -4: 
Técnicas de prueba y medición -Pruebas de inmunidad a ráfagas de impulsos 
eléctricos rápidos  (Mexican Standard NMX -J-610/4 -4-ANCE -2013: Electromagnetic 
compatibility (EMC) - Part 4 -4: Testing and measurement techniques - Tests for 
immunity to bursts of fast electric impulses), (cancels Mexican Standard NMX -J-
550/4 -4-ANCE -2005) . Notice of entry into force published in the Official Journal on  G/TBT/N/MEX/421  
- 4 - 
  15 May 2 014; 
 NMX-J-610/4 -5-ANCE -2013 Compatibilidad electromagnética (EMC) -Parte 4 -5: 
Técnicas de prueba y medición -Pruebas de inmunidad a impulsos por maniobra o 
descarga atmosférica (Mexican Standard NMX -J-610/4 -5-ANCE -2012: 
Electromagnetic compatibilit y (EMC) - Part 4 -2: Testing and measurement 
techniques - Tests for immunity to switching or lightening impulses), (cancels 
NMX-J-550/4 -2-ANCE -2006) . Notice of entry into force published in the Official 
Journal on 2 0 May 2 014; 
 NMX-J-579/4 -6-ANCE -2006 Técnicas de prueba y medición -Parte 4 -6: Pruebas de 
inmunidad de equipo eléctrico y electrónico a las radio perturbaciones conducidas e 
inducidas (Mexican Standard NMX -J-579/4 -6-ANCE -2006: T esting and 
measurement techniques - Part 4 -6: Testing of the immun ity of electrical and 
electronic equipment to conducted and induced radio disturbance) . Notice of entry 
into force published in the Official Journal on 4 January 2 007; 
 NMX-J-550/4 -11-ANCE -2006, Compatibilidad electromagnética (EMC) -Parte 4 -11: 
Técnicas de prueba y medición -Pruebas de inmunidad a caídas de tensión con 
transición gradual para equipo eléctrico  (Mexican Standard NMX -J-550/4 -11-ANCE -
2006: Electromagnetic compatibility (EMC) - Part 4 -11: Testing and measurement 
techniques - Tests for immunity to load -shedding with a gradual transition for 
electrical equipment) . Notice of entry into force published in the Official Journal on 
18 May 2 006; 
 NMX-J-610/4 -29-ANCE -2009 Compatibilidad electromagnética (EMC) -Parte 4 -29: 
Técnicas de pr ueba y medición -Prueba de inmunidad a caídas de tensión, 
interrupciones breves y variaciones de tensión en puertos de alimentación en 
corriente directa  (Mexican Standard NMX -J-610/4 -29-ANCE -2009: Electromagnetic 
compatibility (EMC) - Part 4 -29: Testing and  measurement techniques - Tests for 
immunity to load -shedding, short interruptions and voltage variations in direct 
current power ports) . Notice of entry into force published in the Official Journal on 
12 May 2 009; 
 IEC 60654 -2, Operating conditions for ind ustrial -process measurement and control 
equipment . Part 2: Power;  
 IEC 61000 -2-1, Electromagnetic compatibility (EMC) - Part 2 : Environment - 
Section 1 : Description of the environment - Electromagnetic environment for low -
frequency conducted disturbances and signalling in public power supply systems;  
 IEC 61000 -6-1 (2005 -03), Electromagnetic compatibility (EMC) - Part 6 -1: Generic 
standards – Section 1:  Immunity standard for residential, commercial and light -
industrial environments;  
 IEC 61000 -6-2, Electroma gnetic compatibility (EMC) - Part 6 -2: Generic standards 
- Immunity standard for industrial environments;  
 OIML D 11:2004, General requirements for electronic measuring;  
 OIML G 13, Planning of metrology and testing laboratories;  
 ISO 4064 -1:2014 Water meters  for cold potable water and hot water -Part 1 : 
Metrological and technical requirements;  
 ISO 4064 -3:2014 Water meters for cold potable water and hot water -Part 3 : Test 
report format.  
9. Proposed date of adoption : To be determined.  
Proposed date of entry into force : The notified Mexican Official Standard will enter into 
force 60 calendar days after publication as a final standard in the Official Journal.  
10. Final date for comments : 17 August 2 018 G/TBT/N/MEX/421  
- 5 - 
  11. Texts available from : National enquiry point [X] or a ddress, telephone and fax 
numbers and email and website addresses, if available, of other body:  
Secretaría de Economía  (Ministry of the Economy)  
Subsecretaría de Competitividad y Normatividad (Under -Secretariat of Competitiveness 
and Standardization)  
Dirección General de Normas  (Directorate -General of Standards)  
Tel.: (+52) 55 5729 9100, Ext. 43244  
Fax: (+52) 55 5520 9715  
Website: http:// www.economia.gob.mx/comunidad -negocios/normalizacion/catalogo -
mexicano -de-normas  
Email: normasomc@economia.gob.mx  / sofia.pacheco@economia.gob.mx  / 
jose.ramosr@economia.gob.mx  
 
Text available from:  
http://dof.gob.mx/nota_detalle.php?codigo=5526740&fecha=18/06/ 2018 
 
https://members.wto.org/crnattachments/2018/TBT/MEX/18_3154_00_s.pdf