Effective 29th August 2014, the new regulations for Visa Extension or temporary stay in the Kingdom of Thailand are:
- Â Foreign Nationals entitled for visa exemption entering with Tourist status will be allowed only one extension per visit and will not exceed 30 days from the additional stamp expiry date.
- Â Foreign Nationals who overstay more than 90 days will be forbidden from entering the Kingdom of Thailand from 1-5 years.
For more details please visit : https://bangkok.immigration.go.th  or call 1111