To be eligible for the B.Com degree program at Bethuadahari College in Nadia, candidates must have completed their 10+2 education from a recognized board with a minimum aggregate of 50%. Additionally, students must have studied Commerce as a subject in their 10+2 curriculum. Admission to the program is based on merit, and candidates may also need to appear for an entrance exam conducted by the college. Meeting the eligibility criteria and securing a good score in the entrance exam are essential for securing a seat in the B.Com program at Bethuadahari College.