Use of research methods (analytic and synthetic, modeling, studying of psychology and pedagogical literature and products of activity) allowed researchers of the study to prove relevance of a problem of providing quality assurance of teaching in higher education institution on the basis of competence-based approach to be defined in concept of teaching quality assurance system to develop mechanisms, means, conditions, model of system realization. As the bases for development of teaching quality assurance system realization model the grounds of competence-based approach, the increasing requirements of the state, society, family and personality to education quality, their dissatisfaction with speed and adequacy of the happening changes ac