To get onto the PRC list, one must pass the Mechanical Engineer Licensure Examination administered twice a year (typically April and October) by the Board of Mechanical Engineering.
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While the public portal only allows one-by-one verification, certain authorized entities (like accredited professional organizations, government agencies, and headhunters with formal requests) can request a Certified True Copy of the Roster from the PRC. prc list of mechanical engineers in the philippines