. /.WORLD TRADE
ORGANIZATIONG/TBT/Notif.00/109
2 March 2000
(00-0800)
Committee on Technical Barriers to Trade
NOTIFICATION
The following notification is being circulated 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 Transport
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):   Motor vehicles
(HS: 87.01-87.05)
5. Title, number of pages and language(s) of the notified document:   Revision of the Safety
Regulations for Road Vehicles (2 pages, in English)
6. Description of content:
- To tighten regulations for exhaust emission of Diesel-powered Vehicles (except
two wheeled motor vehicles.  The same applies hereinafter in this paper);
- To oblige installation of an OBD system (On-Board Diagnostic System) on
Diesel-powered Vehicles;
- To oblige installation of Blow-by Gas Recirculation System on Diesel-powered
Vehicles;
- To alter measurement method of Diesel smoke from 3mode to 4mode;
- To extend durability running distance concerning the Motor Vehicles Type
Designation System.
7. Objective and rationale, including the na ture of urgent problems where applicable:
To reduce air pollution caused by motor vehicles.
8. Relevant documents:   The basic law is the Road Vehicles Act.
The Safety Regulations for Road Vehicles (1951 Ministerial Ordinance No.67)The revisions will me made public in "KAMPO" (Official Gazette) when adopted.G/TBT/Notif.00/109
Page 2
9. Proposed date of adoption:  April 2000
Proposed date of entry into force:    
1)  For light duty Diesel-powered Vehicles  (gross vehicle weight 1.7 t or less) and
passenger vehicles;
October 2002 at the earliest (for domestically manufactured vehicles);September 2004 at the earliest (for imported vehicles).
2)  For medium duty Diesel-pow ered Vehicles (gross vehicle weight more than 1.7 t and
2.5 t or less) and heavy duty Diesel-powered Ve hicles (gross vehicle weight of more than
2.5 t and 12 t or less)
October 2003 at the earliest (for domestically manufactured vehicles);
September 2004 at the earliest (for imported vehicles).
3)  For heavy duty Diesel-powered Vehicl es (gross vehicle weight more than 12 t)
October 2004 at the earliest (for domestically manufactured vehicles);
September 2005 at the earliest (for imported vehicles).
10. Final date for comments:   15 April 2000
11. Texts available from:  National enquiry point [ X] or address, e-mail and telefax
number of the other body:           