According to the resolution by the Cabinet on March 22th, 2012 and October 20th, 2012, the Ministry of Transport (MOT) was assigned to carry out feasibility study, perform further proceeding in accordant with related laws and regulations, as well as prepare project detailed plan in order to strengthen transportation infrastructure to support tourism industry expansion in the southern provinces along the Gulf of Thailand (Surat Thani Province) and Andaman coast (Phuket province).

       Hence, the Office of Transport and Traffic Policy and Planning (OTP) hired a consultant to study and prepare definitive design and Environmental Impact Assessment (EIA) report of Surat Thani - Phang Nga - Phuket Railway and Phuket Mass Transit System (Phuket International Airport - Chalong Intersection). One objective of such project was to develop high standard and efficient mass transit system to support economic and tourism expansion in Phuket. Furthermore, traffic congestion reduction and prevention was also targeted.

       Later, in the meeting on January 14th, 2016, chaired by the Permanent Secretary of MOT, the Mass Rapid Transit Authority of Thailand (MRTA) was assigned to be a responsible unit to implement the Phuket Mass Transit project. After the feasibility study, definitive design and EIA report were complete, all those documents will be handed over to MRTA to study and prepare a report under Public-Private Partnership Act B.E. 2562 (2019) (Private Investments in State Undertakings Act B.E. 2556 (2013)) , conduct market sounding activities and propose to get the approval by the cabinet afterwards.