Professional teachers are required to obtain certification and licensing from the Philippine Regulation Commission. To qualify, one must be a citizen over 18 years of age with good health, reputation, and moral character who has graduated from an accredited teacher education program. Applicants must pass an examination within 120 days on professional education, general education, and their field of specialization depending on the level they wish to teach. Those who pass will receive a Certificate of Registration and Professional License. Teachers are also required to take an oath before practicing and may be subject to merit promotion examinations every five years. Membership in a national teachers organization provides benefits like scholarships and promotions. Certifications can be revoked for offenses. After two years, only registered teachers with valid certification