Certification Bodies for Person assesses the competence of the person. Beginning with an analysis of the type of work, related tasks and responsibilities, and what skills are needed. Certification Bodies for Person then examines how competencies can be tested, for example through exams, assessments or works. In the case of a positive outcome, the relevant person is issued with a certificate. The main difference between this and the diploma is the certification that involves ongoing supervision. Therefore, the certificate has a certain period of validity.