To pursue a Diploma degree at Sri Nallalaghu Nadar Polytechnic College in Chennai, candidates must meet certain eligibility criteria. Firstly, applicants should have completed their 10th standard or equivalent examination from a recognized board. They should have obtained a minimum aggregate score of 50% in subjects like Mathematics, Science, and English. Additionally, candidates must have a strong interest in the chosen field of study and possess good communication skills. Meeting the age requirement of 15 to 18 years is also essential. Admissions are based on merit, and candidates may need to appear for an entrance examination or interview as part of the selection process.