To ensure proper and effective enforcement of the vehicle emission standard, the Department, through the Bureau, shall certify the conformity to standards of emission test equipment before it can be used for mandatory emission tests.Application for Certificate of Emission Test Equipment requires the following documents:

        • Technical description of the equipment
        • Principles of operation of the equipment
        • Photograph or brochure with operating manual
        • Letter request signed by the president/general manager of the establishment (trading, firm, supplier, service center).

Certification of Equipment Used for Vehicular Emission Testing Flowchart