G/TBT/N/MEX/434  
25 October 2018 
(18-6708) Page: 1/3 
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 Salud  (Ministry of Health)  
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 Regulación y Fomento Sanitario  (National 
Advisory Committee on Standardization for the Regulation and Promotion of Health) at 
Oklahoma número 14 planta baja, colonia  Nápoles, código postal 03810, Mexico City, 
Mexico, Tel. : 50805200, Ext. 1333 Email: rfs@cofepris.gob.mx  
Technically substantiated comments may be submitted in writing, in electronic form and 
in Spanish.  
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) : Equipment 
and/or germicides for dom estic water treatment ; national subheadings concerned : 
842121 and 380894  
5. Title, number of pages and language(s) of the notified document : Proyecto de 
Norma Oficial Mexicana PROY -NOM-244-SSA1-2016, Para evaluar la eficiencia en 
reducción bacteriana en e quipos y sustancias germicidas para tratamiento doméstico de 
agua. Requisitos sanitarios.  (Draft Mexican Official Standard PROY -NOM-244-SSA1 -2016 
on assessing the bacteria -reducing efficiency of equipment and germicides for domestic 
water treatment . Sanitary requirements.) (59 pages, in Spanish)  
6. Description of content : The notified text sets forth the sanitary specifications and 
characteristics to be met in order for equipment and germicides for domestic water 
treatment to receive a Certificate of  Bacteriological Effectiveness prior to marketing.  
It is binding throughout Mexico on natural or legal persons engaged in the processing (as 
defined in the draft Standard) of equipment and/or germicides for domestic water 
treatment.  
Treatments used to puri fy water for human use and consumption by public and private 
water supply systems, water purification plants or any natural or legal person distributing 
such water in Mexico are not subject to the notified Standard but must meet the 
requirements of the Ame ndment to Mexican Official Standard NOM -127-SSA1 -1994: 
Environmental health, water for human use and consumption, permissible limits and 
water purification treatment ; Mexican Official Standard NOM -201-SSA1 -2015: Products 
and services, water and ice for hum an consumption, packaged and in bulk, sanitary 
specifications ; and Mexican Official Standard NOM -230-SSA1 -2002: Environmental 
health, water for human use and consumption, sanitary requirements to be met by public G/TBT/N/MEX/434  
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  and private water supply systems during wat er handling, sanitary procedures for 
sampling.  
7. Objective and rationale, including the nature of urgent problems where 
applicable : The purpose of the notified Standard is to set forth the sanitary specifications 
and characteristics to be met in order for equipment and germicides for domestic water 
treatment to receive a Certificate of Bacteriological Effectiveness prior to marketing.  
8. Relevant documents:  
• Brazilian Standard ABNT NBR 14908  
• Mexican Standard NMX -AA-051-SCFI-2001: Análisis de agua - Determinación de 
metales por absorción atómica en aguas naturales, potables, residuales y 
residuales tratadas - método de prueba.  
• Mexican Standard NMX -BB-040-SCFI-1999: Métodos generales de análisis -
determinación de la actividad antimicrobiana en producto s germicidas . 
• NSF/ANSI Standard 42  
• Mexican Official Standard NOM -008-SCFI-2002: Sistema general de unidades de 
medida . 
• Mexican Official Standard NOM -073-SSA1 -2015: Estabilidad de fármacos y 
medicamentos, así como de remedios herbolarios . 
• Mexican Official S tandard NOM -092-SSA1 -1994: Bienes y Servicios . Método para 
la Cuenta de Bacterias Aerobias en Placa . 
• Mexican Official Standard NOM -110-SSA1 -1994: Bienes y servicios . Preparación 
y dilución de muestras de alimentos para su análisis microbiológico . 
• Mexican Official Standard NOM -117-SSA1 -1994: Bienes y servicios . Método de 
prueba para la determinación de cadmio, arsénico, plomo, estaño, cobre, fierro, 
zinc y mercurio en alimentos, agua potable y agua purificada por espectrometría 
de absorción atómica . 
• Amendment to Mexican Official Standard NOM -127-SSA1 -1994: Salud ambiental . 
Agua para uso y consumo humano . Límites permisibles de calidad y tratamientos 
a que debe someterse el agua para su potabilización . 
• Mexican Official Standard NOM -201-SSA1 -2015: Productos y servicios . Agua y 
hielo para consumo humano, envasados y a granel . Especificaciones sanitarias . 
• Mexican Official Standard NOM -210-SSA1 -2014: Productos y servicios . Métodos 
de prueba microbiológicos . Determinación de microorganismos indicadores . 
Determinación de microorganismos patógenos . 
• Mexican Official Standard NOM -230-SSA1 -2002: Salud ambiental . Agua para uso 
y consumo humano, requisitos sanitarios que se deben cumplir en los sistemas 
de abastecimiento públicos y privados durante el manejo del agua. 
Procedimientos sanitarios para el muestreo . 
9. Proposed date of adoption : To be determined  
Proposed date of entry into force : 180 calendar days after publication in the Official 
Journal  
10. Final date for comments : 21 December 2 018 G/TBT/N/MEX/434  
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  11. Texts available from : National enquiry point [X] or address, 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 -Secretaria t for 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@economi
a.gob.mx  
Text available at:  
http://www.dof.gob.mx/nota_detalle.php?codigo=5541699&fecha=22/10/2018  
https://members.wto.org/crnattachments/2018/TBT/MEX/18_5569_00_s.pdf