UPSC Notification for CDS – I 2025: Combined Defense Service Exam 1 is the exam conducted by the Union Public Service Commission for the aspirants who wish to become officers in Army, Navy, and Air Force. Thus, this exam is conducted yearly twice by the UPSC.
Through, the CDS exam the candidates get an opportunity to take part in Training institutes such as Indian Military Academy (IMA), Indian Navy Academy (INA), Indian Air Force Academy (AFA), and Officers Training Academy (OTA).
To those applicants who aspire to participate in CDS, read the eligibility, educational qualification, Age limit, Procedure to apply, important dates, vacancy details, selection process, and important links before applying for this job. This will be based on the exam, followed by the interview process, and a medical examination will be done at last.

Overview
| Recruiter | Union Public Service Commission UPSC |
| Advertisement Number | 04/2025.CDS-I |
| Job Location | Across India |
| Number of vacancies | 457 |
| Gender eligibility | Unmarried male/Female |
| official website | upsc.gov.in |
| Job Name | Combined Defence Service (CDS – I) |
| Minimum Age Limit | 20 Years |
| Maximum age Limit | 24 Years |
| Educational Qualification | Candidates should have completed their Degree or should be studying the final year of their degree |
Application Fee
Online payment modes such as net banking, debit/credit card, or UPI are allowed.
| Type | Application Fee |
| Other candidates | ₹200/- |
| SC/ST/Women | ₹0/- |
| Mode of Payment | Online |
Important Dates
Apply for the exams before end of date and make use of this opportunity.
| Event | Date |
| Notification | 11-12-2024 |
| Start date of application | 11-12-2024 |
| End date of application | 31-12-2024 |
| Last date to edit the application | From 01-01-2025 to 07-01-2025 |
| Date of Examination | 13-04-2025 |
Vacancy Details

UPSC Notification for CDS – I 2025 Eligibility
- I.M.A and Academy Training: Candidate should possess a degree or equivalent qualification in a recognized university.
- Indian Navy Academy: The Candidate should possess a degree in engineering from any university or Institution.
- Air Force Academy: The candidate should have a Bachelor in Engineering from any recognized university or Institution and also studied Physics and mathematics in 10+2.
Selection process:
Written Examination
Candidate should pass in the below to get eligible for the other test:
- English
- Elementary Mathematics
- General knowledge
Interview/Personality Test
Document Verification
Medical Examination
How to apply:
- Go to the official website of the UPSC.
- Clearly, Read the notification, and know the eligibility.
- Indeed, fill out the details such as Name, Gender, Date of birth, email, mobile number, and all the necessary details and complete the one-time registration.
- Then, check the Login and password sent on the email or mobile number.
- Login using the credentials and OTP by clicking Already Registered.
- Therefore, Apply for the post and Upload the required documents
- Preview the details before submitting.
- Finally, make the payment through online mode.
Notification and Application links
| Notification | Notification |
| Apply online | Apply Online |
| Official website | Website |
Read more
UPSC Notification for NDA & NA (I) 2025