./.WORLD TRADE
ORGANIZATIONG/TBT/Notif.99.400
25 August 1999
(99-3536)
Committee on Technical Barriers to Trade
NOTIFICATION
The following notification is being circulated in accordance with Article 10.6.
1. Member to Agreement notifying:   THAILAND
If applicable, name of local government involved (Articles 3.2 and 7.2):           
2. Agency responsible:   Thai Industrial Standards Institute (TISI)
Agency or authority designated to handle comments regarding the notification shall be
indicated if different from above:           
3. Notified under Article 2.9.2 [     ], 2.10.1 [ X  ], 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):   Internal combustion
engines (ICS:  27.020), transport exhaust emissions (ICS:  13.040.50)
5. Title, number of pages and language(s) of the notified document:   TIS 1870-2542
(1999) Standard for Gasoline Engined Vehicles:  Safety Requirements:  Emissions from
Engine, Level 6 (17 Pages, available in Thai)          
6. Description of content:   The Thai Industrial Standards Institute (TISI) has proposed to
enforce TIS 1870-2542 (1999) as a mandatory standard.  The standard specifies Level 6 as
limits for gaseous pollutants (i.e. carbon monoxide, hydrocarbon combined with oxides of
nitrogen) emitted from gasoline engined vehicles.  Covers passenger cars, trucks andpassenger cars modified from trucks.  Exclud es two-stroke engined vehicles and vehicles
with unladen mass less than 400 kg. and designed speed not exceeding 50 km./hour.
Specifies requirements for type approval and production quality assurance.
- As for type approval test (emission after cold start) limits for gaseous pollutants
from engine of passenger cars not more than six seats with gross vehicle weight not
exceeding 2500 kg. shall be less than limit given in table as follows:
Carbon Monoxide
(g./km.)Hydrocarbon combined with oxide of nitrogen
(g./km.)
2.2 0.5
- As for type approval test (emission after cold start) limits for gaseous pollutantsfrom engine of passenger cars more than six seats or modified from trucks or gross vehicleweight exceeding 2500 kg. and trucks with gross vehicle weight not exceeding 3500 kg.
shall be less than limit given in table as follows:G/TBT/Notif.99.400
Page 2
Reference mass
(kg.)Carbon Monoxide
(g./km.)Hydrocarbon combined
with
oxide of nitrogen
(g./km.)
Not exceeding 1250
Over 1250 up to 1700
Over 17002.2
4.0
5.00.5
0.6
0.7
Includes marking, labelling, sampling, criteria for conformity and testing.
7. Objective and rationale, including the na ture of urgent problems where applicable:   
Safety requirements and environmental protection
8. Relevant documents:
(1) Relevant document:
- TIS 1280-2538 (1995) Standard for Gasoline Engined Vehicles:  Safety
Requirements;  Emission from Engine, Level 3
(2) Publication in which the proposal will be published when adopted:
- Government Gazette
9. Proposed date of adoption:
Proposed date of entry into force: }To be determined
10. Final date for comments:   60 days from the circulation date
11. Texts available from:  National enquiry point [  X ] or address, e-mail and telefax
number of the other body:           