CSIR-Indian Institute of Chemical Biology (IICB), Kolkata released official notification for the Summer Internship and Dissertation Program for the year 2026. This CSIR-IICB Summer Internship is designed for students pursuing postgraduate degrees in Chemical and Life Sciences. Its primary objective is to allow young scholars to experience the excitement of scientific research by working on live projects, thereby applying classroom knowledge to real-world problems and nurturing a research-oriented mindset for career advancement.
The CSIR-IICB Summer Internship application window is open from January 1 to January 31, 2026. The selection process is highly competitive and will be based on academic excellence and the candidate’s statement of purpose.

Detailed CSIR-IICB Summer Internship Eligibility Criteria
To be eligible for this CSIR-IICB Summer Internship program, candidates must fulfil the following conditions:
- Academic Pursuit: Must be currently enrolled in an M.Sc./Integrated Masters/Dual degree/M.Tech/M.Pharm or equivalent postgraduate program in Chemical or Life Sciences at a recognized Indian University, College, or Institute.
- Minimum Marks: Must have secured a minimum of 65% aggregate marks consistently throughout their academic career, starting from the Class 10 (or equivalent) examination.
- Mandatory Curriculum Requirement: The internship must be a compulsory component of the candidate’s official postgraduate course curriculum.
- Sponsored Candidates: Students applying through government-sponsored fellowships (e.g., INSA/IAS Summer Fellow, INSPIRE, RISE of Govt. of West Bengal) must be nominated by the concerned agency. Direct applications from students under these categories are not accepted.
Step-by-Step Application Procedure
Applying to the CSIR-IICB Internship requires careful attention to a two-step process. Missing either step will lead to rejection.
Step 1: Document Preparation (Before Applying Online)
Gather and scan the following documents in the prescribed format:
- Form-A: A duly filled application form (available on the website) containing a Brief Statement of Purpose (Max 250 words) on the topic: “What fascinates you in science and how this internship would be beneficial for your career.”
- Consolidated Academic PDF: A single PDF file containing all mark sheets in this order:
- Class 10 Marksheet
- Class 12 Marksheet
- Undergraduate degree marksheets (all years/semesters and final degree)
- Postgraduate/Dual Degree marksheets (all semesters/year-wise)
- Recommendation Letter: A scanned copy of a recommendation letter from the Head of Department/Principal of your current institution, strictly as per the sample format provided.
- Photograph: A recent passport-sized photograph (in JPEG or PNG format, size less than 20 KB).
Step 2: Online Application (Between Jan 1-31, 2026)
Visit the official CSIR-IICB website during the application period. Locate and click the “Apply Online” link for the Summer Internship 2026. Fill in all required details in the online form and upload the prepared soft copies of Form-A, the consolidated academic PDF, the recommendation letter, and your photograph.
Step 3: Hard Copy Submission (To reach by Jan 31, 2026)
After submitting online, you must post the physical copies to the institute. The postal package must include:
- A printout of the duly filled and signed Application Form
- The original Recommendation Letter on institutional letterhead.
Address for Sending Hard Copy:
The envelope must be clearly superscribed with “Application for Summer Internship Program – Session: 2026”.
Send it to:
Dr. Sanjay Dutta,
Sr. Principal Scientist & Head, Human Resource Group (HRG),
CSIR-Indian Institute of Chemical Biology,
4, Raja S.C. Mullick Road, P.O. Jadavpur,
Kolkata – 700032.
Important Note: Both the online submission and the receipt of the hard copy by the deadline are mandatory. Applications failing to meet this dual requirement will be considered incomplete.
CSIR-IICB Summer Internship Selection Process and Important Guidelines
Selection: The institute’s selection committee will shortlist candidates based on their academic performance and the merit of their Statement of Purpose. Selections are made for two broad streams: Biological Sciences and Chemical Sciences, subject to laboratory vacancies.
Intimation: The final list of selected candidates will be published on the CSIR-IICB website, and individual intimation will be sent via email. The institute’s decision is final and binding.
Key Guidelines for Selected Interns:
- The program is unpaid, and no hostel or housing facility will be provided.
- Interns must adhere strictly to all safety rules and regulations within the laboratory premises.
- The parent institution of the student will be held responsible for any misconduct.
- The institute reserves the right to modify the program schedule or policy as deemed necessary.
Frequently Asked Questions (FAQs)
Q1. What is the last date to apply for the CSIR-IICB Internship 2026?
Ans: The complete application (both online and hard copy) must be submitted by 31st January 2026.
Q2. Is there any stipend or accommodation provided?
Ans: No. This is an unpaid training program, and candidates must arrange for their own stay in Kolkata.
Q3. I am in the final year of my B.Sc. Can I apply?
Ans: No. The program is exclusively for students pursuing postgraduate degrees (M.Sc./M.Tech etc.) as per the eligibility criteria.
Q4. My university does not make an internship mandatory. Can I still apply?
Ans: No. The internship must be a compulsory part of your course curriculum to be eligible.
Q5. How will I know if I am selected?
Ans: The list of selected candidates will be displayed on the official CSIR-IICB website, and an email will be sent to the shortlisted candidates.