Union Public Service Commission, UPSC has released the annual exam calendar of the revised exam dates for UPSC Civil Services, NDA, CMS and other examinations conducted by the commission. UPSC CSE or IAS Prelims 2020 would now be conducted on October 4 and the UPSC Mains (earlier scheduled for September) have now been postponed till January 8, 2021. UPSC NDA/ NA I Exam 2020 which was also deferred would now be conducted on September 6, 2020.
| Name of the Exam | Date of Notification | Last Date for Application | Exam Date |
| UPSC Civil Services Prelims 2020 | 12.02.2020 | 03.03.2020 | 04.10.2020 |
| N.D.A. & N.A. Examination (I), 2020 | 08.01.2020 | 28.01.2020 | 06.09.2020 |
| I.E.S./I.S.S. Examination, 2020 | 10.06.2020 | 30.06.2020 | 16.10.2020 |
| Combined Medical Services Examination, 2020 | 22.07.2020 | 11.08.2020 | 22.10.2020 |
| Engineering Services (Main) Examination, 2020 | 09.08.2020 | ||
| Central Armed Police Forces (ACs) Examination, 2020 | 18.08.2020 | 07.09.2020 | 20.12.2020 |
| N.D.A. & N.A. Examination (II), 2020 | 10.06.2020 | 30.06.2020 | 06.09.2020 |
| Civil Services (Main) Examination, 2020 | 08.01.2021 | ||
| Indian Forest Service (Main) Examination, 2020 | 28/02/2021 | ||
| C.D.S. Examination (II), 2020 | 05.08.2020 | 25.08.2020 | 08.11.2020 |
