. /.  WORLD TRADE  
ORGANIZATION   
G/TBT/N/MEX/241 
30 August 2012 
 (12-4699) 
Committee on Technical Barriers to Trade Original: Spanish 
  
 
NOTIFICATION 
 
The following notification is being circ ulated 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 Energía (Ministry of Energy) 
Name and address (including telephone and fax numbers and e-mail 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 Normal ización de Instalaciones Eléctricas 
(National Advisory Committee on Electri cal Installation Standardization) 
Insurgentes Sur 890, piso 8 Colonia del Valle, Delegación Benito Juárez C.P. 03100 México, Distrito Federal 
E-mail: mailto:presidencia_ccnnie@energia.gob.mx 
Website: http://www.sener.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):  Electrical installations 
(International Classification for St andards (ICS) c ode 91.140.50) 
5. Title, number of pages and language(s) of the notified document:   Proyecto de Norma 
Oficial Mexicana PROY-NOM-001-SEDE-2012, Instalaciones eléctricas (utilización) 
(Draft Mexican Official St andard PROY-NOM-001-SEDE-2012:  Electrical installations 
(use)) (1,038 pages, in Spanish) 
6. Description of content:   The notified draft Mexican Official Standard establishes technical 
specifications and guidelines for electrical installa tions so as to ensure the safety of persons 
and property in terms of protection against: 
 - Electric shocks; 
 - thermal effects; 
 - overcurrents; 
 - fault currents;  and 
 - voltage disturbances. G/TBT/N/MEX/241 
Page 2  
 
   The text covers electrical installations found in: 
 - Public and private industrial, commercial and residential premises, 
regardless of their use, operating at an y voltage level, including those used 
for electrical equipment connected by user s.  Installations in buildings used 
by supply companies, such as office buildings, warehouses, car parks, 
mechanical workshops and buildi ngs used for leisure purposes; 
 - caravans, leisure vehicles, floating structures, fairs, circuses and 
exhibitions, parking areas, workshops, meeting areas, health 
establishments, agricultural build ings, marinas and wharves; 
 - installations situated outside buildings; 
 - fixed wiring for telecommunications, signalling, control and the like 
(excluding the internal wiring of apparatus);  and 
 - the extension or modification of installations and the parts of existing 
installations affected by such  extensions or modification. 
 Electrical equipment is dealt with only in  so far as its selection and application in 
the installation is concerned. 
 The notified text covers the technical requirements applicable to electrical 
installations used in national territory.  
7. Objective and rationale, including the nature of urgent problems where applicable:  
To ensure the safety of persons and property when using electrical installations. 
8. Relevant documents:  
- IEC 60364-1, Part 1:  Fundamental principles, assessment of general 
characteristics, definitions; 
- G/TBT/Notif.98.49 - Draft Mexican Official Standard NOM-001-SEDE-1997 on 
installations for the supply and use of electric power.  
9. Proposed date of adoption: 
Proposed date of entry into force:  } Not applicable 
10. Final date for comments:   25 September 2012 
11. Texts available from:  National enquiry  point [X] or address, telephone and fax 
numbers and e-mail and website addresses, if available, of other body: 
Secretaría de Economía 
Subsecretaría de Competitividad y Normatividad Dirección General de Normas Tel.: (+52) 55 5729-9100, Ext. 43217 Fax: (+52) 55 5520-9715 
E-mail: normasomc@economia.gob.mx and/or jesus.figueroa@economia.gob.mx 
Website: http://www.economia.gob.mx/comuni dad-negocios/normalizacion/catalogo-
mexicano-de-normas 
Text also available at: 
http://www.dof.gob.mx/index.php ?year=2012&month=07&day=27 
http://members.wto.org/crnattach ments/2012/tbt/MEX/12_3442_00_s.pdf