The services, which started yesterday, will run till July 29. Registered workers will have the right to stay in Thailand till March 31, 2018.
In Bangkok, the services are available at the Nong Bon Flood Prevention and Solution Centre in Prawet district.
In Uthai Thani province, the services are provided at the provincial hall.
About 100 workers underwent the registration process in Uthai Thani yesterday.