Foreigners who have permission to be in Thailand to perform their media duties, with certification from the government, such as the Public Relations Department or Department of Information, Ministry of Foreign Affairs, when such permit period has expired, they must apply for an extension of stay with the following required documents:
Applicants may apply for an extension of stay at Sub-Division 3, Immigration Division 1, Chamchuri Square Building, 18th Floor, No. 319 Phayathai Road, Pathumwan District, Bangkok. (Tel. 0 2209 1100 ext. 1016)