Department Administrative Order (DAO) No. 04, Series of 2000

Mandatory Implementation of the following Philippine National Standards; (1) PNS 09 Part 1:2000, Safety matches for commercial purposes - Specification, (2) PNS 34:2000, Rubber inner tubes for pneumatic tires - Specification, and (3) PNS 156:2000, Sanitary wares - Specification