Vehicles undergoing monthly black smoke emission testing

Vehicles undergoing monthly black smoke emission tests, classified under the Motor Vehicle Act and the Land Transport Act of the Chiang Rai Provincial Transport Office

Agency:

chiangrai-province

Licence:

Open Data Common

Category:

ข้อมูลสาธารณะ

Geographic coverage:

ไม่มี

Update frequency:

เดือน

Years covered:

2024–2025

Source portal:

data_go_th

Updated:

25/04/2026

States monthly, but the record has not been updated for 111 days (3 cycles)

The same record appears 1 more times on: gdc_chiangrai — counted once here