Specific Product Coverage	Philippine National Standard/s (PNS)	Enabling Law	Product Image
LPG cylinder valves (manual closing)	PNS ISO 15995:2013 Gas cylinders - Specification and testing of LPG cylinder valves - Manually operated	Department Administrative Order (DAO) No. 22-11, Series of 2022 The New Technical Regulation Concerning The Mandatory Certification of Liquefied Petroleum Gas (LPG) Pressure Vessels, Systems, Services and Ancilliary Products

          This specific product coverage with corresponding version of reference standards shall be mandatory beginning 24 July 2023 as stated in the transitory provision of the DAO 22-11:2022