To be eligible for a Diploma degree at Rahod Education Society, Janjgir, candidates must have completed their 10+2 education from a recognized board or equivalent. Additionally, they must meet the minimum percentage requirement set by the college for admission to the Diploma program. Candidates may also be required to appear for an entrance exam or interview as part of the selection process. It is important for applicants to carefully review the specific eligibility criteria outlined by the college and ensure they meet all requirements before applying for the Diploma program.