Certification is one of the strategic policies in an effort to improve the quality of Indonesian education as a whole through improving the quality of teachers specifically. The research method used in this research is a qualitative descriptive method, meaning that the research describes a real research object in accordance with the facts and characteristics of the existing object/subject. The locus of the research was conducted at MTsN 2 Cianjur, MTsN 5 Cianjur, and MTs S Yapisal, Cianjur Regency. This study aims to describe and analyze the implementation of certification and the performance of post-certification teachers. The theory that underlies this research is Terry's management theory which includes planning, organizing, actuating, and supervising, teacher certification, and teacher performance. The method used is descriptive qualitative method. Data collection techniques include in-depth interviews, observation, and documentation. To test the validity of the data, namely by triangulation. Data sources consist of the Cianjur Regency Ministry of Religion, Supervisors, Madrasah Heads, teachers, and documents related to certification implementation . teacher performance. The implication is that the constraining factors are too strong compared to the supporting factors which have implications for slow and difficult achievement of certification objectives.