The University's International Language Institute (ILI) offers a high quality English as a Second Language program emphasizing dynamic, interactive teaching in small classes. The learner-centered environment promotes rapid language acquisition and includes intensive study, high-tech computer/language lab, experienced and caring instructors and fun extracurricular activities. Those finishing the last level of ESL with a "B" or better are TOEFL-exempt when applying to TAMIU. A TOEFL score of 550/213 is necessary for undergraduate/graduate admission.

The ILI also offers English Conversation, TOEFL Preparation, Chinese Mandarin, Japanese, French and Italian courses