Private company

Expressway Authority of Thailand

Logo: Expressway Authority of Thailand, Public domain, via Wikimedia Commons3

Thai state enterprise under the Ministry of Transport

The Expressway Authority of Thailand (Thai: การทางพิเศษแห่งประเทศไทย) (EXAT) is a state enterprise under the Ministry of Transport. It was founded in 1972, and operates Thailand's expressway (ทางพิเศษ thang phiset) system, which refers to (usually elevated) high-capacity controlled-access highways serving the Greater Bangkok area and some nearby provinces.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Makkasan Interchange at night by Mark Fischer
Photo: Mark Fischer, CC BY-SA 2.0, via Wikimedia Commons4

The Expressway Authority of Thailand (Thai: การทางพิเศษแห่งประเทศไทย) (EXAT) is a state enterprise under the Ministry of Transport. It was founded in 1972, and operates Thailand's expressway (ทางพิเศษ thang phiset) system, which refers to (usually elevated) high-capacity controlled-access highways serving the Greater Bangkok area and some nearby provinces.2