To pursue a Diploma degree at NSS Polytechnic College Mavelikkara, 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 and Science. Additionally, candidates must have a good understanding of English, as it is the medium of instruction. It is important to note that eligibility requirements may vary for different specializations within the Diploma program. Therefore, interested individuals are advised to refer to the official college website or prospectus for specific eligibility details pertaining to their desired course.