The Union Public Service Commission (UPSC) has released the admit card for the UPSC main exam on its official site. The main exam will be conducted on 28th September, 2018. The candidates should read the instructions given on the official site before downloading the admit card. Candidates need to log into the official site using their registration/roll number and date of birth.The examination is conducted in two stages- 1) Preliminary (objective type) for the selection of candidates for the main examination 2) Main Examination (written and interview) for the selection of candidates for the various Services and posts announced.