Complete Guide to CDS SSB dates 2027 schedule

The official UPSC CDS SSB dates 2027 schedule follows a structured timeline where CDS 1 written exams occur on April 11, 2027, and CDS 2 written exams on September 19, 2027, with corresponding SSB interviews conducted by the Ministry of Defence approximately 3 to 4 months post results.

What is the Exam?

The Combined Defence Services (CDS) Examination is a prestigious national-level competitive test conducted twice a year by the Union Public Service Commission (UPSC). It serves as the gateway for commissioning into the premier wings of the Indian Armed Forces: the Indian Military Academy (IMA), Indian Naval Academy (INA), Air Force Academy (AFA), and Officers Training Academy (OTA). As expert exam strategists, we at ExamBhai note that clearing the written exam qualifies aspirants for the rigorous Service Selection Board (SSB) interview process, making alignment with the CDS SSB dates 2027 schedule essential for meticulous career planning.

Key Highlights 2026

Understanding the foundational parameters of the examination framework helps candidates structure their preparation timeline effectively. Below are the key structural pillars governing the upcoming cycles:

• Conducting Body: Union Public Service Commission (UPSC) / Ministry of Defence
• Exam Frequency: Twice a year (CDS I and CDS II)
• Mode of Examination: Offline (Pen-and-Paper OMR based)
• Selection Stages: Written Examination followed by the 5-day SSB Interview and Medical Examination
• Official Portal: upsc.gov.in
• Target Audience: Engineering and graduate degree holders aspiring to serve as commissioned officers

Syllabus 2026

The CDS written examination tests candidates across three core subjects for IMA, INA, and AFA, while OTA aspirants are evaluated on two. Below is the structured curriculum outline:

Exam Pattern

The structure of the written test demands high speed, absolute accuracy, and strategic time management. As you prepare, you can practice free mock tests for CDS 2027 on ExamBhai to evaluate your preparedness across all sections.

• Marking Scheme: A negative marking of (\frac{1}{3})rd marks applies for every incorrect response.
• Medium: Question papers for General Knowledge and Mathematics are bilingual (Hindi and English).
• Qualifying Nature: Each paper requires candidates to meet minimum sectional cut-offs determined by the commission.

Eligibility Criteria

Before mapping out your timeline against the CDS SSB dates 2027 schedule, verification of official parameters sourced directly from upsc.gov.in is mandatory:

• Nationality: Must be an Indian citizen, a subject of Bhutan/Nepal, or a Tibetan refugee who came over to India before January 1, 1962.
• Educational Qualification:
  • For IMA and OTA: Graduation degree in any discipline from a recognized university.
  • For INA: Degree in Engineering from a recognized university/institution.
  • For AFA: Graduation with Physics and Mathematics at the 10+2 level or a Bachelor of Engineering degree.
• Age Limits: Varies by academy (typically unmarried male candidates aged 19 to 24 years for IMA, with specific variations for OTA and Air Force).

Application Process

Applications must be submitted exclusively online via the official portal. The registration windows follow strict timelines:

• CDS I 2027: Notification release on December 2, 2026, with applications closing on December 22, 2026. The written examination is scheduled for April 11, 2027.
• CDS II 2027: Notification release on May 12, 2026, with applications closing on June 1, 2027. The written examination is scheduled for September 19, 2027.

Preparation Strategy

A structured preparation blueprint separates successful recommendations from mere attempts. Begin by thoroughly covering core NCERT textbooks, analyzing previous years' question papers, and developing robust daily routines. To sharpen your problem-solving speed and bridge knowledge gaps, we recommend that you access structured topic-wise quizzes for CDS 2027 on ExamBhai to simulate actual exam pressure. Furthermore, psychological and physical conditioning for the SSB interview must start concurrently with written preparation, keeping the prospective CDS SSB dates 2027 schedule in mind.

Cut-Off Trends

Historical data published on upsc.gov.in indicates that final cut-offs fluctuate based on paper difficulty and vacancy counts. Typically, sectional cut-offs hover around (20%) per subject, while total aggregate marks required for IMA range between (120 ext{ to }140) marks out of (300), and OTA cut-offs generally range between (90 ext{ to }110) marks out of (200). Candidates should aim for a safety buffer above historical averages.

Frequently Asked Questions

What are the written exam dates for CDS 2027?

As per the official UPSC calendar, CDS I 2027 will be conducted on April 11, 2027, and CDS II 2027 will be held on September 19, 2027.

When is the SSB interview conducted after the written exam?

The SSB interview typically takes place 3 to 4 months after the declaration of the written exam results, spanning across various selection boards like Bhopal, Bangalore, Kapurthala, and Allahabad.

Is Elementary Mathematics compulsory for all CDS academies?

No. Elementary Mathematics is compulsory only for candidates applying to the Indian Military Academy (IMA), Indian Naval Academy (INA), and Air Force Academy (AFA). OTA applicants are exempt from the Mathematics paper.

What is the official website to apply for CDS 2027?

Candidates must submit their applications online through the official UPSC portal at upsc.gov.in or upsconline.nic.in.

Is there any negative marking in the CDS exam?

Yes, a penalty of (\frac{1}{3})rd of the total assigned marks for a question is deducted for every incorrect or multiple-bubbled answer.

Can final-year graduation students apply for CDS 2027?

Yes, candidates studying in the final year of their degree course can apply, provided they produce proof of passing the degree at the time of commencement of the course.