In downstream oil and gas, LPG: a document stating that the imported LPG cylinder product was sourced from a manufacturer with a valid PS License and that the imported LPG cylinder or ancillary product from said manufacturer complies with specified requirements after undergoing inspection and verification and shall contain the batch number and manufacturing date [Section 3.55, 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]
