UPSC Civil Services Preliminary Examination 2027 is the first stage of the Civil Services Examination conducted by the Union Public Service Commission (UPSC). Every year, lakhs of aspirants appear for the Prelims examination to qualify for the UPSC Mains Examination.
Knowing the UPSC Prelims Exam Date 2027, complete schedule, application timeline, and exam timings helps aspirants plan their preparation effectively and avoid missing important deadlines.
PhysicsWallah provides complete guidance for UPSC Prelims preparation through updated study material, current affairs, mock tests, and expert mentorship.
According to the UPSC Annual Calendar 2027, the Civil Services Preliminary Examination is scheduled to be conducted on:
UPSC Prelims Exam Date 2027: 23 May 2027 (Sunday)
Candidates should regularly visit the UPSC website for official notifications regarding admit cards, examination centres, and other updates.
The table below provides important details about the UPSC Prelims 2027.
| Event | Date |
| UPSC CSE Notification Release | 13 January 2027 |
| Online Application Starts | 13 January 2027 |
| Last Date to Apply | 2 February 2027 |
| Application Correction Window | As notified by UPSC |
| UPSC Prelims Admit Card | May 2027 (Expected) |
| UPSC Prelims Exam Date | 23 May 2027 |
| UPSC Prelims Result | June 2027 (Expected) |
| UPSC Mains Exam Begins | 20 August 2027 (continues for 5 days) |
The Preliminary Examination consists of two objective-type papers conducted in two sessions.
| Paper | Subject |
| Reporting Time | Timing |
| Duration | Paper I |
| General Studies | 8:30 AM onwards |
| 9:30 AM – 11:30 AM | 2 Hours |
| Paper II | CSAT |
| 1:30 PM onwards | 2:30 PM – 4:30 PM |
| 2 Hours |
Candidates are advised to report to the examination centre well before the reporting time mentioned on the admit card. Candidates arriving after the gate closes may not be permitted to enter the examination centre. Aspirants should carefully read all instructions mentioned on the UPSC Admit Card.
The table below provides a quick overview of the UPSC Prelims Examination.
| Paper | Subject |
| Marks | Questions |
| Marks per Question | Negative Marking |
| Duration | Nature |
| Paper I – General Studies | |
| Marks | 200 |
| Questions | 100 |
| Marks per Question | 2 Marks |
| Negative Marking | –0.66 Marks (1/3rd of allotted marks) |
| Duration | 2 Hours |
| Nature | Merit |
| Paper II – CSAT | |
| Marks | 200 |
| Questions | 80 |
| Marks per Question | 2.5 Marks |
| Negative Marking | –0.83 Marks (1/3rd of allotted marks) |
| Duration | 2 Hours |
| Nature | Qualifying (33%) |
The UPSC Prelims Admit Card is expected to be released approximately two to three weeks before the examination.
Candidates should:
Download the admit card from the official UPSC website.
Verify personal details and examination centre.
Carry a printed copy along with a valid photo ID.
Read all examination-day instructions carefully.
Candidates should carry:
UPSC Prelims Admit Card
Original Photo Identity Proof
Passport-size photographs (if required)
Any additional documents specified by UPSC
Electronic gadgets such as mobile phones, smartwatches, calculators, Bluetooth devices, and digital notes are strictly prohibited.
A systematic revision strategy during the final months before the examination can significantly improve performance.
Complete the UPSC Prelims syllabus.
Build conceptual clarity using NCERTs and standard books.
Start current affairs preparation.
Begin full-length mock tests.
Solve Previous Year Questions.
Strengthen weak subjects.
Focus on revision.
Attempt mock tests under exam conditions.
Avoid starting new study material.
Explore Complete UPSC Prelims Study Material 2027
Candidates who qualify in the Preliminary Examination become eligible for the UPSC Civil Services Main Examination.
The UPSC Selection Process consists of multiple stages designed to assess a candidate's academic knowledge, analytical ability, personality, and physical fitness.
| Stage | Examination |
| Purpose | |
| Stage 1 | Preliminary Examination |
| Screening Test | |
| Stage 2 | Main Examination |
| Descriptive Written Examination | |
| Stage 3 | Personality Test |
| Interview conducted by UPSC |
UPSC Prelims Exam Date 2027 marks the beginning of the Civil Services Examination journey. Staying updated with the official schedule, revising consistently, and practising mock tests and PYQs can significantly improve your chances of qualifying for the Mains Examination. PhysicsWallah provides comprehensive study material, test series, current affairs, and expert guidance to help aspirants prepare effectively.