You should have a student visa to study in New Zealand. The visa approval time varies with the embassy workload. So, you will have to apply 4 weeks before your course starts. However, there are certain rules for visa services for students. You are eligible to apply if you possess all of the below-mentioned requirements:
Genuine Student
Going to follow a recognized full-time course
Be able to pay for your course and support yourself
Be able to intend to follow your chosen course and
Intend to leave the country at the end of the period authorized for your stay
Documents required for visa:
Valid passport – Your passport must be valid for at least three months beyond your period of stay in New Zealand
Completed Student Visa Application Form (INZ 1012)
Application fee payment receipt, as you are required to pay 295 NZD + Rs. 690 (approximately) before your interview
An offer of a place – You need to have an offer of a place from a New Zealand institute/university. The forms are usually issued after the tuition fees have been received
Letter from your current institution confirming status as a study abroad student
Health insurance receipt
You may be required to show Health and Character certificates, to prove that your intention of staying in New Zealand is genuine
Two passport-sized photographs
Visa fee: The visa fee will be 295 NZD + Rs. 690 (approximately)
Processing time: Generally it takes 20 working days