Q1. When does the Bihar BTSC Fishery Extension Officer online application start?

The online application process starts on 24 September 2026.

Q2. What is the last date to apply for BTSC Fishery Extension Officer Recruitment 2026?

The last date for online application and fee payment is 23 October 2026.

Bihar Technical Service Commission BTSC Fishery Extension Officer Recruitment 2026 : Apply Online for 231 Post

Author: Sarkari Exam Pro Team|Last Updated at: September 25, 2026 1:04 PM (ताज़ा अपडेट)

The Bihar Technical Service Commission (BTSC) has released the Fishery Extension Officer Recruitment 2026 notification for 231 Posts. Online applications can be submitted from 24 September 2026 to 23 October 2026 through the BTSC online portal. Candidates must possess a 4-year Bachelor’s degree in Fisheries Science / B.F.Sc. or a related field from a college under an Agricultural University recognized by ICAR New Delhi. The age limit is 21 to 37 years for UR male, 40 years for UR female and BC/EBC candidates, and 42 years for SC/ST candidates as on 01 August 2026. The application fee is Rs. 100/- for all candidates, payable online. Selection will be based on a CBT examination and experience assessment. Read the official notification and apply online before the deadline on SarkariExam.pro.

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Post Name	Total Post	Eligibility Criteria & Qualifications
Fishery Extension Officer	231 Posts	4 Years Bachelor’s degree in Fisheries Science / B.F.Sc. or related fields from a College under an Agricultural University recognized by ICAR New Delhi. Candidates must verify all eligibility conditions before applying; the degree and institution must meet BTSC / ICAR recognition requirements.

Post Name

Total Post

Eligibility Criteria & Qualifications

Fishery Extension Officer

231 Posts

4 Years Bachelor’s degree in Fisheries Science / B.F.Sc. or related fields from a College under an Agricultural University recognized by ICAR New Delhi.
Candidates must verify all eligibility conditions before applying; the degree and institution must meet BTSC / ICAR recognition requirements.

Category-Wise Reservation & Vacancy Break-Up
Total posts: 231. Category-wise reservation for UR, EWS, OBC, SC, ST and other reserved categories will be applicable as per Bihar Government and BTSC norms. The detailed category-wise and post-wise break-up is available in the official advertisement; candidates should refer to the BTSC notification before applying.

Category-Wise Reservation & Vacancy Break-Up

Total posts: 231. Category-wise reservation for UR, EWS, OBC, SC, ST and other reserved categories will be applicable as per Bihar Government and BTSC norms.
The detailed category-wise and post-wise break-up is available in the official advertisement; candidates should refer to the BTSC notification before applying.

Selection Process & Examination Pattern
Stage 1 (CBT Examination): Computer Based Test as per the BTSC prescribed syllabus. The syllabus is scheduled to be published on 01 October 2026; exact subject-wise questions, marks, duration, and negative marking will be notified by BTSC. Stage 2 (Experience Assessment): Candidates’ relevant experience and eligibility credentials will be assessed as per the advertisement. Stage 3 (Document Verification): Verification of original educational, category, identity, and experience certificates before final selection.

Selection Process & Examination Pattern

Stage 1 (CBT Examination): Computer Based Test as per the BTSC prescribed syllabus. The syllabus is scheduled to be published on 01 October 2026; exact subject-wise questions, marks, duration, and negative marking will be notified by BTSC.
Stage 2 (Experience Assessment): Candidates’ relevant experience and eligibility credentials will be assessed as per the advertisement.
Stage 3 (Document Verification): Verification of original educational, category, identity, and experience certificates before final selection.

Mandatory Documents Checklist for Application & Verification
High School (Class 10th) marksheet and certificate for Date of Birth proof. 4-year B.F.Sc. / Fisheries Science degree marksheets, passing certificate, and proof of ICAR-recognized Agricultural University / College. Recent colour passport-size photograph and scanned signature in the prescribed format. Valid Caste / Category / EWS / PwD certificate issued by a competent authority, if applicable. Experience certificate and valid government-issued Photo Identity Proof (Aadhaar, PAN, Voter ID, or Passport). Any other document specifically required by the BTSC notification.

Mandatory Documents Checklist for Application & Verification

High School (Class 10th) marksheet and certificate for Date of Birth proof.
4-year B.F.Sc. / Fisheries Science degree marksheets, passing certificate, and proof of ICAR-recognized Agricultural University / College.
Recent colour passport-size photograph and scanned signature in the prescribed format.
Valid Caste / Category / EWS / PwD certificate issued by a competent authority, if applicable.
Experience certificate and valid government-issued Photo Identity Proof (Aadhaar, PAN, Voter ID, or Passport).
Any other document specifically required by the BTSC notification.

How to Fill Bihar BTSC Fishery Extension Officer Online Form 2026
Visit the BTSC online application portal or use the direct Apply Online link provided on SarkariExam.pro. Read the official notification carefully before starting registration. Register with basic details, active mobile number, and valid email ID. Fill personal details, educational qualifications, experience, and communication address accurately. Upload scanned photograph, signature, and required documents in the prescribed format. Preview all entries before final submission. Pay the application fee of Rs. 100/- through the available online payment modes. Submit the form and preserve a printed copy of the application and fee receipt for future reference.

How to Fill Bihar BTSC Fishery Extension Officer Online Form 2026

Visit the BTSC online application portal or use the direct Apply Online link provided on SarkariExam.pro.
Read the official notification carefully before starting registration.
Register with basic details, active mobile number, and valid email ID.
Fill personal details, educational qualifications, experience, and communication address accurately.
Upload scanned photograph, signature, and required documents in the prescribed format.
Preview all entries before final submission.
Pay the application fee of Rs. 100/- through the available online payment modes.
Submit the form and preserve a printed copy of the application and fee receipt for future reference.

Category-Wise Reservation Norms & Age Relaxation Matrix
Other Backward Classes (OBC - Non Creamy Layer): 3 Years relaxation in the upper age limit. Candidates must present a valid OBC-NCL certificate issued within the prescribed financial year by a competent revenue authority. Scheduled Castes (SC) & Scheduled Tribes (ST): 5 Years upper age relaxation along with complete exemption from application examination fees in accordance with Central / State Government reservation policies. Economically Weaker Sections (EWS): 10% reservation in direct recruitment vacancies for eligible candidates holding a valid EWS Income & Asset Certificate issued by an authorized Tehsildar or Sub-Divisional Officer. Persons with Benchmark Disabilities (PwBD): 10 Years age relaxation for UR/EWS, 13 Years for OBC, and 15 Years for SC/ST categories, including scribe facility provisions as per RPwD Act 2016. Ex-Servicemen (ESM): Deduction of actual military service rendered from the candidate's age plus an additional 3 years relaxation, subject to fulfilling minimum service norms.

Category-Wise Reservation Norms & Age Relaxation Matrix

Other Backward Classes (OBC - Non Creamy Layer): 3 Years relaxation in the upper age limit. Candidates must present a valid OBC-NCL certificate issued within the prescribed financial year by a competent revenue authority.
Scheduled Castes (SC) & Scheduled Tribes (ST): 5 Years upper age relaxation along with complete exemption from application examination fees in accordance with Central / State Government reservation policies.
Economically Weaker Sections (EWS): 10% reservation in direct recruitment vacancies for eligible candidates holding a valid EWS Income & Asset Certificate issued by an authorized Tehsildar or Sub-Divisional Officer.
Persons with Benchmark Disabilities (PwBD): 10 Years age relaxation for UR/EWS, 13 Years for OBC, and 15 Years for SC/ST categories, including scribe facility provisions as per RPwD Act 2016.
Ex-Servicemen (ESM): Deduction of actual military service rendered from the candidate's age plus an additional 3 years relaxation, subject to fulfilling minimum service norms.

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Bihar Technical Service Commission BTSC Fishery Extension Officer Recruitment 2026 : Apply Online for 231 Post

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