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UPSC CDS (I) 2026

Everything you need to know: Eligibility, application dates, syllabus, and official notification for 2026.

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Exam: 12 Apr 2026
Union Public Service Commission

Combined Defence Services Examination (I), 2026

CDS is for graduates who want to join the Indian Armed Forces as Commissioned Officers.

1. Exam Date

Scheduled for April 12, 2026 (Sunday).

2. Vacancies (Approx)

  • IMA Dehradun: 100
  • INA Ezhimala: 32
  • AFA Hyderabad: 32
  • OTA Chennai: 170+

3. Official Links

ResourceLink
NotificationView Notices
Apply OnlineUPSC Portal
SyllabusRefer Notification
Previous PapersDownload

4. Preparation Guide

  • English: Objective General English by SP Bakshi.
  • GK: Read Manorama Yearbook + Lucent GK.
  • Maths (For IMA/AFA): Playing with Numbers (Arihant) or Quantitative Aptitude by RS Aggarwal.
  • Mocks: Major Kalshi Classes / Testbook CDS Series.

Important Dates

Exam Timeline

Notification Released10 December 2025
Application Starts10 December 2025
Application Ends30 December 2025
Exam Date12 April 2026

Eligibility Criteria

Age Limit
Age Criteria

19-25 Years (Varies by Academy)

Qualification
Education

Graduate (Engineering for Air Force/Navy)

Attempts
Limits

N/A

How to Apply

Follow this step-by-step guide to fill the UPSC CDS (I) 2026 application form correctly.

Documents Required

  • Scanned Passport Size Photo (20-50kb, JPG)
  • Scanned Signature (10-20kb, JPG)
  • Class 10th & 12th Marksheets
  • Category Certificate (if applicable)

Syllabus & Pattern

Download Official Syllabus

The detailed syllabus and exam pattern are available in the official notification PDF.

Download Notification PDF