To pursue a Diploma degree at CDL Govt. Polytechnic Sirsa, 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 35% in their qualifying examination. Additionally, candidates must have studied Mathematics and Science as compulsory subjects in their 10th standard. It is important to note that the eligibility criteria may vary for different diploma courses offered by the institution. Therefore, interested candidates are advised to refer to the official website or prospectus of CDL Govt. Polytechnic Sirsa for specific eligibility requirements pertaining to their desired course.