. /.  WORLD TRADE  
ORGANIZATION  G/TBT/N/JPN/145 
4 May 2005 
 (05-1857) 
Committee on Technical Barriers to Trade Original:   English 
  
 
NOTIFICATION 
 
The following notification is being circ ulated in accordance with Article 10.6. 
 
1. Member to Agreement notifying:   JAPAN
 
If applicable, name of local government involved (Articles 3.2 and 7.2):         
2. Agency responsible:   Ministry of Economy, Trade and Industry 
Name and address (including telephone and fax numbers, 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:         
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):   Small-scale Internal 
Combustion Engine Power Systems 
5. Title, number of pages and language(s) of the notified document:   Amendment of 
Ordinance Concerning Technical Requirements for Thermal Power Facilities (Ministerial 
Ordinance No. 51, 1997) (1 page, in English). 
6. Description of content:   Technical standards for Small-scale Internal Combustion Engine 
Power Systems classified into electrical facilities for general use will be amended as 
follows: 
1.  Appropriate exhaust equipments etc. will be necessary when internal combustion engine 
power systems are installed at places where hypoxia may occur 
2.  Engine instrumentations will be unnecessary.  
7. Objective and rationale, including the na ture of urgent problems where applicable:  
Because Small-scale Internal Combustion Engine  Power Systems classified into electrical 
facilities for general use are expected to beco me widely used as distributed power supplies 
from the viewpoint of co-generation etc., t echnical standards for them will be amended 
appropriately considering th e conditions shown below:  
• Small-scale Internal Combustion Engine Po wer Systems may be installed indoors;  
• Those who do not have expertise in engine power systems will use them. 
This amendment is based on international standard ISO8528-4 on Small-scale Internal 
Combustion Engine Power Systems, except when there are some unavoidable reasons for divergence, such as fundamental climatic or other geographical factors, differences in 
usage, or fundamental technological problems. G/TBT/N/JPN/145 
Page 2  
 
 8. Relevant documents:   The basic law is the Electricity Utilities Industry Law (Law No.170, 
1964). The amendment will appear in "KAMPO " (Official Government Gazette) when 
adopted. 
9. Proposed date of adoption:   
Proposed date of entry into force:   }July 2005 
10. Final date for comments: 4 July 2005 
11. Texts available from:  National enquiry point [  X ] or address, telephone and fax 
numbers, e-mail and web-site addresses, if available of the other body:   
Contact:   
Ministry of Economy, Trade and Industry 
Electric Power Safety Division 
1-3-1 Kasumigaseki, Chiyoda-ku Tokyo 100-8986  JAPAN  
Telephone:  (+81)-3-3501-1742 
Facsimile:  (+81)-3-3580-8486   
E-mail address:  qqnbbj@meti.go.jp