To pursue a B.Tech. (Bachelor of Technology) degree at Thamirabharani Engineering College Tirunelveli, aspiring candidates must meet certain eligibility criteria. Firstly, candidates should have completed their higher secondary education (10+2) or its equivalent from a recognized board with a minimum aggregate score of 50% in Physics, Chemistry, and Mathematics. Additionally, candidates must have a valid score in entrance examinations such as JEE Main or TNEA (Tamil Nadu Engineering Admissions). Meeting these criteria ensures that students possess the necessary foundation in science and mathematics to excel in the rigorous curriculum offered by Thamirabharani Engineering College Tirunelveli.