Learn more about the English Screening Bar (J-bar), the ITA certification process, and courses to support UT graduate and reciprocal exchange students. J-bar International students whose language proficiency test scores are below a certain level will have a J-bar on their records. Learn what to do if you have a J -bar. ITA In order to be eligible for a TA or AI appointment, non-native speakers of English must receive English certification. Find out how to complete your ITA English certification. UT Austin Students Courses specifically for undergraduate and graduate students enrolled in courses at The University of Texas at Austin.