Do you have to be 18 to take the ATI TEAS Exam?

There is no age limitation on taking the proctored ATI TEAS Exam.

There is no age limitation on taking the ATI TEAS Exam.  However, you should check with the school(s) where you plan to apply.  There may be age restrictions set in their admissions policies.  Please refer to this article for more information you should gather before registering for the ATI TEAS exam.