Bangkok (BKK) plans to announce measures to ban trucks with 6 wheels or more from entering the area.Bangkok (BMA) is preparing stricter measures to control PM2.5 dust, intending to restrict the entry of trucks with 6 wheels or more into the dust control zone (Low Emission Zone – LEZ) if the dust level reaches critical levels. However, this measure has not yet been immediately implemented.
The conditions for starting the announcement of LEZ areas are as follows:
- The average PM2.5 dust level in Bangkok must be at the red level in 5 districts.
- The 2-day forecast consists of:
- PM2.5 red level in 5 districts or orange level in 15 districts
- Ventilation rate (VR) less than 3,000 m2/s
- Wind direction from the east
If the situation does not improve, Bangkok will expand the control area to Kanchanaphisek Ring Road to be more strict.
Exceptions:
Trucks that are EV, NGV, or EURO 5 – 6 standard and registered vehicles “Green Account” Will still be able to enter the area
Therefore, large truck operators can now prepare in advance by registering on the green list and monitoring the dust situation to prepare for the future.
For more information, please inquire at
Air and Noise Quality Management Division, Environmental Department, Tel. 0 2203 2951
Questions and Answers
When will the announcement banning trucks from entering the Ratchadaphisek Ring Road area take effect?
Currently, Bangkok has not issued an announcement prohibiting trucks from entering the Ratchadaphisek Ring Road area because it must meet the following criteria:
- The average PM2.5 dust level in Bangkok must be at the red level in 5 districts.
- The 2-day forecast consists of:
- PM2.5 red level in 5 districts or orange level in 15 districts
- Ventilation rate (VR) less than 3,000 m2/s
- Wind direction from the east
According to past statistics, this situation usually occurs in January or February.
Recommendations
To prepare, please ask entrepreneurs:
- Register a green account (Registration link) to request an exemption from future prohibition measures
- Take your car in for maintenance, such as changing the engine oil and air filter.
What should entrepreneurs do now?
What entrepreneurs need to do now:
- Bring the car in for maintenance
- Change engine oil and air filter
- Keep proof of receipt for use in registering for a green account.
- Register a Green Account
- Fill in the information via Registration link Or QR Code
- Attach evidence as specified in the form.
- Join the Green Account Line Group
- To receive news about the PM2.5 situation and announcements from Bangkok (the LINE link is on the last page of Registration form )
- Plan your freight transport
- Be prepared in case of announcements such as a 3-day truck ban and alternative routes outside of 22 districts.
- Inform network partners or relevant agencies.
- Encourage business units to jointly bring trucks (6 wheels and above) for maintenance and register them on the green list in order to request an exemption in the future.
How do I register for a green account?
Green Account Registration To request an exemption from the low pollution zone measures in Bangkok, the following conditions can be followed:
- Trucks that need to be registered
- Must undergo maintenance, including changing engine oil and air filter, since date 1 November 2024 From now on
- If the truck uses a Euro 5 or 6 standard engine and has been used for less than 1 year:
- Attach proof of purchase of the vehicle showing the model and engine (TIS No. 3043-2563 or TIS No. 3046-2563) along with a photo of the vehicle's license plate in place of the service receipt.
- Required evidence
- Receipt indicating the maintenance service, which must include:
- Name, address, telephone number of service provider
- Print format only (no handwriting)
- Signature of the service officer
- Receipt indicating the maintenance service, which must include:
- Register via This link By filling in information and attaching complete evidence as required.
If I register a green account this year, will it be available next year?
Green Account Registration Must be re-done every year Operators must bring their vehicles for maintenance according to the period specified by Bangkok that year to ensure that trucks have clean engines and low emissions during the dust season.
To reduce the impact on public health, especially vulnerable groups such as the elderly, children, pregnant women and patients with respiratory diseases, and to reduce the amount of pollution in the Bangkok area and areas where trucks pass through.
What if I do not register a green account and violate the law?
If the operator brings the vehicle in for maintenance as specified by Bangkok But the green account is not registered. and bring the car to run during the announcement period It is considered a crime. due to:
- Bangkok has created a green list to be used as an exemption from low pollution zone measures.
- Vehicles that are not registered in the green list will be recorded by CCTV cameras and the information will be sent to the district office to file a complaint with the police.
Exceptions:
- If the operator has evidence of maintenance during the specified period, it may be used as evidence to appeal to the police for further consideration.
Can vehicle maintenance prior to November 2024 be retrospectively verified?
This can be permitted for maintenance performed between September-October 2024.
Do I need to register for a green account and submit proof every year?
Entrepreneurs who change their engine oil every 6 months Green account registration is required once a year. To be used in requesting an exemption from low pollution zone measures in the event that Bangkok issues an announcement
details:
- If the oil and filter change cycle is adjusted to November of each year, it will make registration and maintenance more convenient in line with the Bangkok schedule.
- Green account registration starts from 1 November 2024 From now on
- Registration will be as follows: Year by year To prepare for the event that Bangkok issues an announcement prohibiting trucks from entering the area
If I don't have a receipt, what should I do?
If the operator does not keep the receipt, the following can be done:
- Have the service provider's staff sign the copy as correct information to be used as evidence for green account registration.
- Contact the service location for maintenance.
- Request a receipt/retrospective proof or a copy of the receipt that the service provider has kept.
What should a company that has its own garage and oil change center do?
In the event that the company has a garage and performs the engine oil/filter change by itself but does not have a receipt:
- The garage in the company must issue a certificate.
- The certificate must show the maintenance details.
- You may refer to the vehicle maintenance record form according to the announcement of the Department of Land Transport 2022.
- Format of evidence:
- Must be in print format
- Case of concession: If it is a written receipt, there must be a clear stamp of the garage, along with the name, address, and telephone number.
- Not available: If it is written entirely without a stamp
Note: Non-compliant evidence will not be accepted for Green Account registration.
How long will the announcement prohibiting trucks from entering Ratchadaphisek Ring Road be in effect?
Duration of enforcement of measures 3 days Effective from The day after the announcement such as:
- If announced on Monday at 6:00 AM.
- Trucks will be prohibited from entering the Ratchadaphisek Ring Road area from Tuesday at 6:00 a.m. until Thursday at 6:00 a.m.
Note:
If the average PM2.5 dust level continues to increase, additional announcements may be considered to ban other types of vehicles.
What areas does the Bangkok Metropolitan Administration's announcement regarding the ban on trucks entering the Ratchadaphisek Ring Road cover?
Ratchadaphisek Ring Road area covers 22 districts, divided into:
1. Inner Bangkok area (Inside the road) 9 districts: Dusit, Phaya Thai, Phra Nakhon, Pom Prap Sattru Phai, Samphanthawong, Dusit, Sathorn, Pathum Wan, Bang Rak, enforced in every sub-district in the 9 districts.
2. Area along the road 13 districts (31 sub-districts) including:
- Bang Phlat District (only Bang Phlat Subdistrict, Bang Bamru Subdistrict, Bang O Subdistrict, and Bang Yi Khan Subdistrict)
- Bang Sue District (only Wong Sawang Subdistrict)
- Chatuchak District (only Chatuchak Subdistrict, Lat Yao Subdistrict, Chan Kasem Subdistrict and Chom Phon Subdistrict)
- Huai Khwang District (only Huai Khwang Subdistrict, Samsen Nok Subdistrict, and Bang Kapi Subdistrict)
- Din Daeng District (only Din Daeng Subdistrict and Ratchadaphisek Subdistrict)
- Ratchathewi District (only Makkasan Subdistrict)
- Watthana District (only Khlong Toei Nuea Subdistrict)
- Khlong Toei District (only Khlong Toei Subdistrict)
- Yan Nawa District (only Chong Nonsi Subdistrict and Bang Phong Phang Subdistrict)
- Bang Kho Laem District (only Bang Kho Laem Subdistrict and Bang Kho Lae Subdistrict)
- Thonburi District (only Dao Khanong Subdistrict, Samre Subdistrict, Bukkhalo Subdistrict, and Talat Phlu Subdistrict)
- Bang Kho Lae District (only Wat Tha Phra Subdistrict)
- Bang Khun Non District (only Bang Khun Non Subdistrict, Arun Amarin Subdistrict, Bang Khun Si Subdistrict, Ban Chang Lo Subdistrict, and Siriraj Subdistrict)
When an announcement is issued, which channels will the Bangkok Metropolitan Administration announce it through?
- AirBKK app
- Website airbkk.com
- Facebook: Environment Department, Bangkok
- LINE OA: @airbangkok
- Green List Coordinator Line Group (can join after registering a green account)
If a truck violates the announcement, what will be done?
If you violate or do not comply with the announcement, you will be punished accordingly. Section 52 of the Disaster Prevention and Mitigation Act B.E. 2550 by:
- Closed-circuit television (CCTV) and AI systems will record the registration numbers of trucks that violate the law.
- The information will be checked against the vehicle registration in the green list.
- If not found in the green list, the officer will send information with evidence of violation to prosecute.
Recommendations:
Entrepreneurs must plan transportation and loading of goods in accordance with the announcement, such as using the same methods as used during the New Year and Songkran festivals when trucks were prohibited from operating, in order to avoid violating the announcement.
If Bangkok issues an announcement before operators bring their vehicles into the maintenance process
Do not drive a car that has not been maintained. Entering an area that is prohibited due to the high pollution emission of the vehicle.
Exceptions: Vehicles that use natural gas (NGV), electric engines, or Euro 5 and 6 standard engines.
Penalty for violation:
- Imprisonment not exceeding 1 month or both (according to Section 52 of the Disaster Prevention and Mitigation Act B.E. 2007)
- Fine not exceeding 2,000 baht
If I have already registered a green account, will I need to receive any stickers as proof of registration?
Once the operator has successfully registered for a green account:
- The officer will check the evidence attached to the system and if further information is required, he/she will contact you within 7 working days
- No stickers issued Since truck registration information will be stored electronically in the 100% system
- The system will send Email notification To confirm receipt of the form, along with a copy of the filled-in information as proof of registration.



