Director-general Phetcharat Sin-uay said her department regularly checked on migrants to see if they were working illegally or outsides their registered jobs.
Phetcharat said the provinces being monitored were Samut Sakhon, Pathum Thani, Samut Prakan, Phuket, Surat Thani, Songkhla, Chiang Mai and Bangkok, adding that officials checked 417,546 migrants over the past 12 months and found that 6,647 working were illegally. Of the illegal workers, 4,250 came from Myanmar, followed by 1,050 Cambodians, 665 Laotians, 349 Vietnamese and 333 other nationals.
She said Bt28.9 million has been collected in fines during the period and 6,529 of the workers have been deported. Phetcharat added that of the 25,273 employers, 1,420 are facing lawsuits and Bt12 million has been collected in fines during the period.
Phetcharat said migrants found working in a job that is different from the one specified on their work permit will be fined Bt5,000 to Bt50,000. She said migrants cannot work as vendors, as sales persons, security officers, motorbike taxi drivers, masseuses or beauticians.