To be eligible for a Diploma degree at Annai J.K.K Sampoorani Ammal Polytechnic College in Erode, candidates must have completed their 10th standard or equivalent examination from a recognized board. Additionally, they must have obtained a minimum aggregate of 50% marks in their qualifying examination. It is also important for candidates to have a strong interest in the field of study they are applying for and possess good communication skills. Meeting these eligibility criteria will ensure that students are well-prepared to excel in their chosen diploma program at the college.