To be eligible for the BBA degree at M.I.E.T Arts and Science College, Tiruchirappalli, candidates must have completed their 10+2 education from a recognized board with a minimum aggregate of 50%. Additionally, applicants must have a strong foundation in mathematics, economics, and business studies. Some colleges may also require students to clear an entrance exam or interview to assess their aptitude for the program. It is important for candidates to have good communication skills, analytical thinking, and a keen interest in pursuing a career in business management.