Following the collaboration and licensing agreement between the Department of Trade and Industry’s Bureau of Philippine Standards (DTI-BPS) and the UL Standards and Engagement (ULSE) last November 2020, the DTI-BPS has recently adopted and promulgated three (3) international standards on electrical wiring devices as Philippine National Standards (PNS). These standards include the PNS UL 248-1:2021 continue reading : Collaborative standardization: DTI-BPS promulgates UL standards on electrical wiring devices as Philippine National Standards