The two essential goal of grammar assessment are as follows: first, to provide information of grammar ability, and second, to pursue alignment with the curriculum. These are possible on the grounds of the assessment theory, which can renew the education field. National Achievement Assessment is the essential tool to construct the assessment theory. So, discussing the grammar assessment framework of Achievement Assessment in every respect, I`ve discussed the ideal direction of grammar assessment theory. In order to specify the principles of grammar assessment tool and to provide information on broad grammar ability, we should expand more on grammar assessment contents. This could only be possible if the grammar education and the language arts education cooperates.
