Uttar Pradesh Public Service Commission UPPSC has released the advertisement for the UPPCS Combined State Upper Subordinate Services (Mains) Exam 2021. And online application will also run from 13th December 2021 to 28th December 2021. Any candidate who has passed the preliminary examination can fill the conventional form for this main examination. After filling the form, it will also have to be submitted in the office by 04 Jan 2022. For other information such as detailed information about recruitment, syllabus of examination and all other information, candidates should see the advertisement.