Constitution of Thailand (2007… (2007)
“ The State shall pursue directive principles of State policies in relation to economy, as follows: (1) to promote a free and fair economy based upon market force and encourage sustainable economic development through repealing and refraining from enacting business-controlling laws and regulations which do not correspond to the economic necessity, and not to engage in an enterprise which is, in essence, in competition with the private sector unless it is necessary for the purpose of maintaining national security, safeguarding public interests or providing public utilities ”
