Rule V LICENSURE EXAMINATION FOR THE PRACTICE OF MECHANICAL ENGINEERING Section 18. Examination Required for the Practice of Mechanical Engineerlegs expressly exempted by the provisions of R.A. No. 8495, all persons desiring to practice the mechanical engineering profession must take and pass the licensure examination for the practice of mechanical engineering. Section 19. Application All applicants for examination shall file a computerized application supplied by the Commission, free of charge, duly accomplished in the Application Division of the Commission or in any of its Regional Offices which are also designated as test centers for the profession, accompanied by authentic or authenticated copies of the required documents. A Filipino citizen who graduated from a foreign educational institution shall likewise attach to his application an endorsement from the Commission on Higher Education (CHED). Section 20. Categoriesof Mechanical Engineers Certificate of Registration for the practice of mechanical engineering shall be of three (3) categories in the order of rank as follows: a) Professional Mechanical Engineer b) Mechanical Engineer and C) Certified Plant Mechanic