ICSI CS December 2025 Exam: Registration Reopens, Know How to Apply

The Institute of Company Secretaries of India (ICSI) has officially reopened the registration for the final session of its flagship Company Secretary (CS) programme (December 2025), giving applicants a further chance to reserve a seat on the important exam route. The shift is a second opportunity for applicants who are planning to join the Executive and Professional programmes to apply through the official site icsi.edu. 

The reopened registration will provide the CS Executive and CS Professional examination candidates with a larger time frame to achieve requirements and apply in December 2025. Originally scheduled to start on August 26, 2025, with the deadline to be on September 25 (no late fee) and October 10 (late fee), the decision of the institute to extend the window underscores its intention to admit additional candidates and to avoid a last-minute rush. The exam window will be between December 22-29, 2025, across various centres in India and overseas (including Dubai), and thus, the eligible students now have a chance to complete their applications. 

Key Dates & Deadlines

How to Register

Step 1: Applicants who want to appear in the CS Executive or Professional programmes should visit the ICSI website.

Step 2: Search for the most recent announcements or the Students section. 

Step 3: Then, under the registration button, choose the December program. 

Step 4: The applicant must submit personal and academic details, including a scanned photograph, signature, identity testimonials and other related certificates.

Step 5: Pay a registration/enrollment fee.

Kindly Note: It is crucial to mention details, registration is not sufficient, and the candidates should make sure that they have passed any pre-examination eligibility conditions (including entrance tests) and take any other measures, as they are stated. 

ICSI CS December 2025: Detailed Fee Structure

Why Students Should Not Wait

This second chance window with several competitive batches behind and new competitors in the queue. There would be no alternative to pay the late fee, since it would be too late and this might make it more expensive and less flexible. 

Additionally, early registration also assists in planning of time to study, get examination centre assignments and also prevent last-minute technical or document submissions. Also, because the exam schedule has already been announced and posted, exam-takers can now plan their strategy of preparation as they are aware of when and how the papers will take place. 

Important Reminders

• Recheck on important information like registration number, medium of exam (English/Hindi), modules to be taken and whether enrollment is in group one or two.

• Retain the confirmation proof and maintain the login and the registration email.

• The release of the admit card or the hall ticket will be done later but after registration, the candidates are supposed to follow the official updates through icsi.edu.

• Make sure that the quality of the documents, as well as their format, meets the instructions, an incomplete or incorrect upload can lead to the rejection or postponement of the application.

• Know the fee system: Early application will save late fee charges, moreover, candidates can be attentive in case of any changes or supplementary modules.

The reopening of registration by ICSI would be a good opportunity to pass the CS Executive or CS Professional exam in case you are preparing. You can be a last-minute applicant or otherwise, missed the previous window, but jump on it quickly and see what you can do, make your submission before the deadlines and collate your documents at icsi.edu. As the dates of exams are already set, after registering, you are able to do concentrated preparation and also look forward to your December 2025 session confidently. Keep an eye on further announcements from the Institute.