WORLD TRADE
ORGANIZATIONG/TBT/Notif.00/104
1 March 2000
(00-0786)
Committee on Technical Barriers to Trade
NOTIFICATION
The following notification is being circulated 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
Agency or authority designated to handle comments regarding the notification shall be
indicated if different from above:           
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):   Water heaters
5. Title, number of pages and language(s) of the notified document:   Draft Mexican
Official Standard PROY-NOM-003-ENER-1999, Thermal Efficiency of Water Heaters for
Domestic and Commercial Use.  Limits, Test Methods and Labelling (13 pages, in Spanish)
6. Description of content:   This Draft Mexican Official Standard establishes the minimum
levels of thermal efficiency for water heaters for domestic and commercial use and the test
method applicable to them.  It also lays down the minimum requirements for information to
the public on the thermal efficiency values of these appliances.  The Draft Standard applies
to water heaters for domestic and commercial use, marketed in Mexico, burning liquefiedpetroleum gas or natural gas and supplying only hot water in liquid state.
Water heating appliances with a thermal load greater than 108.0 kW and absolute
maximum working pressures of 600.0 kPa at temperatures higher than 360.15 K (87.0°C)
are considered as boilers and are not covered by this Draft Standard.
7. Objective and rationale, including the na ture of urgent problems where applicable:
Safety
8. Relevant documents:   Diario Oficial de la Federación  (Official Journal), 8 February 2000
9. Proposed date of adoption:
Proposed date of entry into force: }To be determined
10. Final date for comments:   7 April 2000
11. Texts available from:  National enquiry point [  X ] or address, e-mail and telefax
number of the other body:   WEB:  http://www.secofi.gob.mx/dgn1.html