UPSC CDS 1 2026 Notification: The Union Public Service Commission (UPSC) has officially released the detailed notification for the Combined Defence Services Examination (I), 2026. Candidates who dream of joining the Indian Military Academy (IMA), Indian Naval Academy (INA), Air Force Academy (AFA), or Officers Training Academy (OTA) can now apply online. The application window for UPSC CDS 1 Recruitment 2026 is open from 10th December 2025 to 30th December 2025. This year, there are 451 Vacancies available across various academies.
Payment Mode: Online Only
(UPI, Credit/Debit Card, Net Banking)
UPSC CDS 1 2026 Vacancy Details (451 Posts)
A total of 451 vacancies have been announced in the UPSC CDS 1 2026 Notification. The academy-wise distribution of seats is given below:
Sl.
Academy Name
Vacancies
Course Name
1
Indian Military Academy (IMA)
100
160th (DE) Course
2
Indian Naval Academy (INA)
26
Executive Branch Course
3
Air Force Academy (AFA)
32
(Pre-Flying) Training Course
4
OTA Chennai (Men)
275
SSC (Non-Technical) Course
5
OTA Chennai (Women)
18
SSC (Non-Technical) Course
Total Posts
451
1. Eligibility Criteria for UPSC CDS 1 Recruitment 2026
To apply for the UPSC CDS 1 2026 Notification, candidates must meet specific age and educational requirements. Please check your eligibility carefully before applying.
Educational Qualification
Academy
Qualification Required
IMA & OTA
Degree of a recognized University or equivalent.
INA (Navy)
Degree in Engineering (B.E/B.Tech) from a recognized University/Institution.
AFA (Air Force)
Degree of a recognized University (with Physics and Mathematics at 10+2 level) OR Bachelor of Engineering.
Age Limit (As per CDS 1 2026)
Academy
Age Range & DOB Criteria
IMA
19-24 Years (Born between 02 Jan 2003 – 01 Jan 2008)
INA
19-24 Years (Born between 02 Jan 2003 – 01 Jan 2008)
AFA
20-24 Years (Born between 02 Jan 2003 – 01 Jan 2007)
OTA (Men/Women)
19-25 Years (Born between 02 Jan 2002 – 01 Jan 2008)
2. UPSC CDS 1 2026 Exam Pattern
The selection for UPSC CDS 1 Recruitment 2026 involves a Written Examination followed by an SSB Interview. The exam pattern differs for OTA and other academies.
For IMA, INA, and AFA
Subject
Duration
Max Marks
English
2 Hours
100
General Knowledge
2 Hours
100
Elementary Mathematics
2 Hours
100
Total
300
For Officers’ Training Academy (OTA)
Subject
Duration
Max Marks
English
2 Hours
100
General Knowledge
2 Hours
100
Total
200
How to Apply for UPSC CDS 1 2026 Notification?
The application process for UPSC CDS 1 2026 Notification has changed slightly with the introduction of OTR (One Time Registration). Follow these steps:
Step 1 (OTR): Visit upsconline.nic.in. If you are a new user, complete the ‘One Time Registration’ to get your Universal Registration Number (URN).
Step 2 (Login): Login using your Email/Phone and OTP. Go to “Latest Notifications”.
Step 3 (Apply): Select “CDS Exam (I) 2026”. The form is divided into two parts (Part-I & Part-II).
Step 4 (Fill Details): Enter your personal details, qualification, and choose your preferred academy preferences (IMA/INA/AFA/OTA).
Step 5 (Upload): Upload scanned Photograph, Signature, and Photo ID Card (Preferably Aadhaar Card as per notice).
Step 6 (Payment): Pay the application fee of ₹200 (if applicable).
Step 7: Select your Exam Centre and submit the form. Print the final application for reference.