Writing Assessment Literacy (WAL). However, it is neglected in Iranian context. Taking the importance of academic qualification, writing proficiency and teaching experience with regard to writing assessment, the present quantitative study made attempt to investigate the effect of academic qualification, writing proficiency and teaching experience on writing assessment. In order to achieve the research objectives, 30 EFL teachers who teach English language in different language institutes in Iran along with 20 advanced level EFL learners from ILI were selected. Data were gathered through teachers’ writing proficiency test, students’ writing proficiency test and an assessment rubric. The Findings indicated a small relationship between academic qualification and writing assessment as well as between writing proficiency and writing assessment. However, the relationship between teaching experience and writing assessment was medium.