TOEFL All non-US citizen applicants (i.e., non-resident aliens and permanent residents) must demonstrate proficiency in English at a level necessary to be successful in a graduate program at NC State University. The TOEFL or IELTS test must have been taken within two years of the date of anticipated admission. On the TOEFL iBT, students must have a minimum score of 18 on the Listening, Reading and Writing sections, 19 on the Speaking section, and a minimum Total score of 90. On the IELTS, students must have a minimum score of 6.5 on the Listening, Reading and Writing sections, 7.0 on the Speaking section, and a minimum Overall Band Score of 6.5. Scores on previous versions of the TOEFL and IELTS are considered with the same qualitative standard. The TOEFL and IELTS tests will be waived if the applicant is a citizen of a country where English is an official language and the language of instruction in higher education or if the applicant has successfully completed at least one year of full-time study in a degree program at a four-year US college or University. IELTS All non-US citizen applicants (i.e., non-resident aliens and permanent residents) must demonstrate proficiency in English at a level necessary to be successful in a graduate program at NC State University. The TOEFL or IELTS test must have been taken within two years of the date of anticipated admission. On the TOEFL iBT, students must have a minimum score of 18 on the Listening, Reading and Writing sections, 19 on the Speaking section, and a minimum Total score of 90. On the IELTS, students must have a minimum score of 6.5 on the Listening, Reading and Writing sections, 7.0 on the Speaking section, and a minimum Overall Band Score of 6.5. Scores on previous versions of the TOEFL and IELTS are considered with the same qualitative standard. The TOEFL and IELTS tests will be waived if the applicant is a citizen of a country where English is an official language and the language of instruction in higher education or if the applicant has successfully completed at least one year of full-time study in a degree program at a four-year US college or University. GRE GRE scores within the last four years of the date of anticipated admission. Guidelines for minimal GRE percentile scores are 70 percentile verbal, 90 percentile quantitative, and 50 percentile analytical or writing. GRE scores for students who are graduates from NCSU may be waived.