UPSC Civil Services (Prelims) notification 2021. Union Public Service Commission (UPSC) has announced notification for the recruitment of Civil Service (Prelims) Exam 2021 vacancies on permanent basis. Posts: 712 Age Limit (as on 01-08-2021) Minimum Age: 21 Years Maximum Age: 32 Years Application Fee : General: Rs. 100/- SC/ ST/ Female & PwBD: Nill Payment Mode: Depositing the money in