. /.   WORLD TRADE  
ORGANIZATION  G/TBT/N/MEX/121 
29 January 2007 
 (07-0382) 
Committee on Technical Barriers to Trade Original:  Spanish 
  
 
NOTIFICATION 
 
The following notification is being circ ulated in accordance with Article 10.6. 
 
1. Member to Agreement notifying:   MEXICO
 
If applicable, name of local government involved (Articles 3.2 and 7.2):  
2. Agency responsible:   Ministry of Energy (SENER) 
Name and address (including telephone and fax numbers and E-mail and Web site 
addresses, if available) of  agency or authority designated to handle comments 
regarding the notification shall be  indicated if different from above: 
 
Comisión Nacional para el Ahorro de Energía  – CONAE (National Commission for Energy 
Conservation) Río Lerma número 302, 5° piso Colonia Cuahutémoc 
Delegación Cuahutémoc 
México D.F., C.P. 06500 México E-mail: no@conae.gob.mx
 and nor@conae.gob.mx  
 or 
 
Dirección General de Normas (General Directorate of Standards) Puente de Tecamachalco #6, Piso 2 Colonia Lomas de Tecamachalco Naucalpan de Juárez 
Estado de México, C.P. 53950 
México  Fax: (+52) 55 55209715 E-mail: normasomc@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):  This draft  standard 
applies to central, package and split type ai r conditioners, powered by electricity, with 
nominal cooling capacities of 8,800W to 19,050W, which operate by mechanical 
compression and which include an air-cooling evaporator coil, a compressor and either an 
air- or water-cooled condensing coil. G/TBT/N/MEX/121 
Page 2  
 
  5. 
 Title, number of pages and language(s) of the notified document:  Proyecto de Norma 
Oficial Mexicana PROY-NOM-011-ENER-2006, Efic iencia energética en acondicionadores 
de aire tipo central, paquete o dividido. Límites y métodos de prueba  (Draft Mexican 
Official Standard PROY-NOM-011-ENER-2006, En ergy Efficiency in Central, Package 
and Split Type Air Conditioners.  Limits and Testing Methods) (34 pages, in Spanish) 
6. Description of content:   This draft Mexican Official Standard (NOM) establishes the 
minimum seasonal energy efficiency ratio (SEER) for central type air conditioners marketed 
in Mexico.  It also specifies the testing met hods which must be used to verify compliance 
and sets forth the labelling requirements.  This Standard does not include testing methods to 
assess the efficiency of the equipment's indivi dual components. (It does not apply to split 
type air conditioners known as "mini split" air conditioners). 
7. Objective and rationale, including the nature of urgent problems where applicable:   
 This draft Standard has been drawn up in  response to the need  to increase energy 
saving and ensure greater conservation of energy  resources.  It also aims to protect the 
consumer from any products entering the domes tic market which are of lower quality and 
which use an excessive amount of energy. 
8. Relevant documents:  Diario Oficial de la Federación  (Official Journal) of 
22 January 2007 
9. Proposed date of adoption:   
Proposed date of entry into force:  }Not applicable 
10. Final date for comments:   23 March 2007 
11. Texts available from:  National enquiry point [   ] or address, telephone and fax 
numbers and E-mail and Web site add resses, if available, of other body: 
 
Dirección General de Normas 
Tel.: (+52) 55 5729 9300, ext. 43245 
Fax: (+52) 55 5520 9715 
Web site: http://www.economia.gob.mx/?P=2781  
 http://www.economia.gob.mx/?P=85  (Standards catalogue) 
E-mail: normasomc@economia.gob.mx