UPSC ESE Prelims 2025
The Union Public Service Commission (UPSC) has officially announced the timetable for the Engineering Services (Preliminary) Examination (ESE) 2025. Aspiring engineers, mark your calendars for Sunday, 8th June 2025, as this critical examination date approaches.
Here’s everything you need to know about the schedule and exam structure for the UPSC ESE Prelim 2025.

UPSC ESE Prelims 2025: Exam Date and Session Timings
The preliminary exam consists of two sessions held on the same day:
Morning Session
- Time: 9:30 AM to 11:30 AM
- Paper: General Studies and Engineering Aptitude (Paper-I)
- Duration: 2 hours
- Marks: 200
Afternoon Session
- Time: 2:00 PM to 5:00 PM
- Paper: Discipline-Specific Subject (Paper-II)
(Civil, Mechanical, Electrical, or Electronics & Telecommunication Engineering) - Duration: 3 hours
- Marks: 300
This structured format ensures that candidates are tested on both their general aptitude and their technical expertise in their respective engineering disciplines.
Detailed Subject Codes for UPSC ESE Prelims 2025
To streamline your preparation and ensure clarity during the application process, here’s a breakdown of the subject codes for each discipline:
Branch | Subject | Paper-I Code | Paper-II Code |
---|---|---|---|
Civil Engineering | General Studies & Engineering Aptitude | 01 | 11 |
Mechanical Engineering | General Studies & Engineering Aptitude | 01 | 21 |
Electrical Engineering | General Studies & Engineering Aptitude | 01 | 31 |
Electronics & Telecommunication | General Studies & Engineering Aptitude | 01 | 41 |
Make sure to refer to these codes during your preparation and while filling out examination forms.
Preparation Tips for UPSC ESE Prelims 2025
- Strategize Early: With less than seven months to go, plan a comprehensive study schedule. Prioritize weaker areas and review previous years’ question papers.
- Understand the Syllabus: Familiarize yourself with the detailed syllabus for both Paper-I and your discipline-specific Paper-II.
- Mock Tests: Regular practice through mock tests will help improve speed and accuracy.
- Time Management: Ensure efficient time allocation for both general studies and technical topics.
- Stay Updated: Follow current affairs relevant to engineering, technology, and government policies.
Mark Your Calendar
- Exam Date: Sunday, 8th June 2025
- Timings: Morning session at 9:30 AM and Afternoon session at 2:00 PM
Gear up for the challenge and start preparing to secure your spot in this prestigious examination. For detailed instructions and updates, keep an eye on the official UPSC website.
Good luck, aspirants!