| Specific Product Coverage | Philippine National Standard/s (PNS) | Enabling Law | Product Image |
| Liquefied petroleum gas (LPG) system in internal combustion engine |
Road vehicles – Code of practice for the use of liquefied petroleum gas (LPG) system in internal combustion engine
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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 |
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Philippine Standard Time