It depends. If you have completed 3 years of regular English classes with a "C" or better at an accredited American high school (domestic or abroad), you do not need to take the TOEFL.
If you have completed less than 3 years at an accredited American high school or were enrolled in English as a Second Language (ESL)-level classes, you are still required to demonstrate English proficiency. Your may meet your English requirement with:
•TOEFL (iBT overall): 70 •IELTS (overall band score): 6.0
•SAT (Verbal Section): 530 •ACT (English Section): 22
•IB (English): 5, 6, or 7 •Cambridge Certificate of Proficiency in English (ESOL) CPE: A or B
•Cambridge GCSE O Level or higher (English): Complete with a “C” or better.
•Endorsement from the University of Arizona’s Center for English as a Second Language (CESL)
•Completion of ENGL or WRIT 101 or 102 with a “C” or better at an accredited American college/university
•Completion of ENGL or WRIT 107 and 108 with a “C” or better at an accredited American college/university
*Note: TOEFL and IELTS scores are only valid for 2 years.