Department of Rail Transport director-general Sorapong Paitoonphong signed off on his order today that all operators have to inform their passengers accordingly.
The services cover State Railways of Thailand trains and the Airport Rail Link, Mass Rapid Transit Authority of Thailand (MRTA) electric trains, BTS Skytrains and Bangkok Expressway and Metro Public Company Limited (BEM) trains.
The operators will also have to prepare masks for sale at reasonable prices to passengers who do not have them. They are also required to increase the number of screening spots at their stations.