To be eligible for the B.Tech degree program at Annai Vailankanni College of Engineering, Kanyakumari, candidates must have completed their 10+2 education with a minimum aggregate of 50% in Physics, Chemistry, and Mathematics. Additionally, candidates must have a valid score in entrance exams such as JEE Main or TNEA. Candidates from reserved categories may have relaxation in the minimum aggregate requirement as per government norms. It is also important for candidates to meet any other specific eligibility criteria set by the college or the university.