UPSC Combined Defence Services (CDS) Examination-I 2026 – Apply Online, Eligibility, Syllabus & Complete Guide

 

The Union Public Service Commission (UPSC) CDS Examination‑I 2026 is one of the most prestigious national-level recruitment exams in India for candidates aspiring to join the Indian Military Academy (IMA), Officers Training Academy (OTA), Indian Naval Academy (INA), and Air Force Academy (AFA) as commissioned officers.

UPSC Combined Defence Services 


This examination provides young graduates and final-year students a direct path to serve the nation in the Indian Army, Navy, and Air Force. (upsc.gov.in)


📌 Overview – UPSC CDS-I 2026

  • Exam Name: Combined Defence Services (CDS) Examination‑I 2026

  • Conducted By: Union Public Service Commission (UPSC)

  • Recruitment For: IMA, OTA, INA, AFA

  • Application Mode: Online only via upsc.gov.in

  • Exam Type: Written Exam + SSB Interview + Medical Examination

  • Course Start: Training batches in 2026-27 after selection

This exam is ideal for graduates in any discipline or final-year students who want to join the defence services as commissioned officers. (jagranjosh.com)


🗓️ Important Dates – CDS-I 2026

EventDate
Notification Release06 February 2026
Online Application Start06 February 2026
Last Date to Apply26 February 2026
Exam Date18 April 2026 (Sunday)
Admit Card Release10–12 days before exam
Result DeclarationJune 2026 (Tentative)
SSB InterviewJuly–September 2026

Candidates should apply online only through the UPSC portal and ensure submission before the last date to avoid rejection. (upsc.gov.in)


🎯 Eligibility Criteria

1️⃣ Nationality

  • Indian citizens are eligible.

  • Subjects of Nepal/Bhutan may also apply.

  • Persons of Indian origin with a certificate issued by Indian authorities can apply. (upsc.gov.in)

2️⃣ Age Limit (as on 01 Jan 2026)

AcademyAge Limit
IMA19–24 years
OTA (Men)19–25 years
OTA (Women)19–25 years
INA19–22 years
AFA19–23 years

Note: Relaxation may apply for certain categories as per government rules. (jagranjosh.com)

3️⃣ Educational Qualification

AcademyQualification
IMA & OTAGraduate (any discipline) from a recognized university
INAB.Sc/Engineering degree with Physics & Maths at 10+2 level
AFAGraduate (any discipline) with Physics & Maths at 10+2 level

Final-year students can also apply but must submit proof of graduation before joining training. (jagranjosh.com)


📝 Selection Process

The selection involves three major stages:

  1. Written Examination (CBT/Offline) – Conducted by UPSC

    • Subjects: English, General Knowledge, Elementary Mathematics

    • Duration: 2–3 hours per subject, multiple-choice and subjective questions

    • Marks vary per academy

  2. SSB Interview (Service Selection Board) – 5-day personality & aptitude assessment

    • Psychological Tests

    • Group Tasks & Officer-Like Qualities (OLQ) Assessment

    • Personal Interview

  3. Medical Examination – Candidates must meet strict medical standards for commissioning

Candidates who clear all three stages are recommended for final selection and training. (upsc.gov.in)


💰 Salary & Benefits

Once commissioned, officers receive a competitive salary & perks:

  • Pay Scale: ₹56,100 – ₹1,77,500 (Level 10)

  • Additional Allowances: Dearness Allowance, Field Area Allowance, Transport Allowance

  • Other Perks: Free accommodation, medical facilities, travel allowances, and post-retirement pension benefits

This makes a career in the CDS very rewarding both financially and socially. (defencecareersindia.in)


🧠 Syllabus – CDS-I 2026

For IMA, OTA, AFA

  • English: Vocabulary, grammar, comprehension

  • General Knowledge: Current affairs, history, geography, politics, science

  • Elementary Mathematics: Arithmetic, algebra, geometry, trigonometry, statistics, probability

For INA (Navy)

  • English & General Knowledge same as above

  • Mathematics: Physics & Maths focus from 10+2 level

Preparation Tips:

  • Practice previous year papers of UPSC CDS

  • Focus on General Knowledge & Current Affairs

  • Use standard NCERT textbooks for Maths and English


🧑‍💻 How to Apply Online

  1. Visit UPSC official portal: upsc.gov.in

  2. Register as a new user and generate a login ID

  3. Fill personal, educational, and contact details

  4. Upload photograph, signature, and other necessary documents

  5. Pay application fee online

  6. Submit the form and take a printout for future reference

⚠ Candidates are advised to read the official notification before applying. (upsc.gov.in)


📌 Quick Tips for CDS Aspirants

  • Start early preparation for Mathematics & General Knowledge

  • Practice previous year papers and mock SSB interviews

  • Maintain good physical fitness for SSB medical test

  • Keep all educational & identity documents ready

  • Follow UPSC official website for updates


🌟 Final Summary – Why CDS-I 2026 is Important

The UPSC CDS-I 2026 is a prestigious gateway for young graduates to join the Indian Armed Forces as commissioned officers. With opportunities in Army, Navy, and Air Force, this examination attracts thousands of aspirants seeking a stable, rewarding, and respected career in defence.

Whether your goal is combat, naval technology, or air force operations, CDS offers a structured path with excellent training, pay, and growth prospects. (upsc.gov.in)

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