Is IELTS required for New Zealand admission and visa, or can it be waived if my bachelor's was in English medium?

In NZ, many universities offer am English Language Proficiency waiver if you have completed your bachelor’s degree in English-medium education, especially if the university is satisfied with your academic background and English usage in previous studies. If your university has accepted you without IELTS , you typically do not need to provide IELTS again for the visa application. .