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Memorandum Circulars

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Strict implementation of PNS 26:2003 - Steel - Black and Hot-Dipped Zinc Coated (galvanized) Longitudinally - Welded Steel Pipes (for ordinary uses) - Specifications
BPS Memorandum Circular No. 03 Series of 2009, Timetable for Implementation of PNS 1220-2:1994 - Fireworks Part 2 - Specification
BPS Memorandum Circular No. 02 Series of 2011, Ammended Guidelines for the Mandatory Certification of Moulded Case Circuit Breakers
BPS Memorandum Circular No. 01 Series of 2011, Deferment of the Implementation of Memorandum Circular No. 01 Series of 2010 - Implementing Guidelines for the Mandatory Certification of PNS 67:2009 - Hot-dip metallic-coated steel sheets for roofing - Specification
BPS Memorandum Circular No. 01 Series of 2012, Helmets
Extending the period of transition provided Under DAO 18-03:2018