To be eligible for the Diploma degree at Government Polytechnic, Chamba, candidates must have completed their 10+2 or equivalent examination from a recognized board with a minimum of 50% aggregate marks in science stream. Additionally, candidates must have studied subjects like Physics, Chemistry, and Mathematics. It is also mandatory for candidates to qualify in the entrance examination conducted by the institute or any other relevant entrance exam. Meeting these eligibility criteria will ensure that students have the necessary foundation to succeed in their chosen diploma program at Government Polytechnic, Chamba.