On 10 March 2020, Thai Cabinet approves 10 measures to help companies survive COVID-19 crisis. In 10 measures. And effective term of one measure on withholding is decided:
Reducing withholding tax rate on all income from services, 3% to 1.5%. Effective date is from 1st April 2020 to 30th September 2020.
<original Thai version>
->to following website of Thai Government
http://www.ratchakitcha.soc.go.th/DATA/PDF/2563/A/026/T_0003.PDF?fbclid=IwAR345faNPlKwrMLPd2mbapzlh-LvMj1O_pMUY2qBgKPiiU3oxsRsYKZOO0w