The German School of Atlanta administers the AATG exams Level II, III, and IV:
USA Nationwide recognized Testing of German Language Skill
Compiled and graded by The American Association of Teachers of German
Recognized by any nationwide High School (who offers the very same testing)
GSA offers a course to prepare for the AP German Exam. The AP German exam is administered by your local high school. Please contact your high school counselor for details if you are planning on taking the AP German exam.