In downstream oil and gas, LPG: authority given by BPS to a local/foreign manufacturer, authorizing the use of the PS Certification Mark on its product [Section 3.44, Rule 3, DTI Department Administrative Order No. 22-11, Series of 2022, The New Technical Regulation Concerning the Mandatory Certification of Liquefied Petroleum Gas (LPG) Pressure Vessels, Systems, Services and Ancillary Products]
