UPSC Civil Services Main Examination: The Union Public Service Commission (UPSC) will end the Detailed Application Form (DAF) for the UPSC Civil Services 2023 Main Examination (CSE) on July 19, 2023. Candidates who have qualified the CSE preliminary exam can register for the main exam on the official websites upsc.gov.in or upsconline.nic.in up to 6:00 PM.