"I have to go from Bangkok to Maha Sarahkam in Issan Tuesday or Wednesday next week for a court case, is this allowed or do I need paperwork?
TLDR : Answer Summary
Travel from Bangkok to Maha Sarahkam for a court case is generally allowed as per the comments, indicating that many people have been traveling without encountering police or needing additional paperwork. However, checking the latest provincial COVID-19 control measures for any specific restrictions is advisable.