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Memorandum Circulars

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List of Products and Systems Under Mandatory Certification
Supplemental Guidelines for the Implementation of DAO 18-03 Series of 2018
Amended Guidelines for the Mandatory Certification of Lead -Acid Storage Batteries
Supplemental Guidelines for the Implementation of DAO 17-06, Series of 2017
Supplemental Guidelines for the Implementation of DAO 18-08 Series of 2018
Submission of Portable Fire Extinguisher Samples to Testing Laboratories
Supplemental Guidelines for the Implementation of DAO 18-08 Series of 2018
Guidelines for the Implementation of DAO 19-05 Series of 2019
Implementing Guidelines fot the Mandatory Certification of Christmas Lights/Lighting Sets covered by the PNS 189:2000
BPS - Recognized PAB - Accredited Calibration Laboratories for PETCs