Bihar Technical Service Commission (BTSC) has announced a total of 1091 Laboratory Assistant posts in 12 disciplines. Candidates holding the required eligibility can apply online through the official website https://btsc.bihar.gov.in/. The selection process is based on the CBT exam and Experience.
Bihar BTSC Lab Assistant Vacacny 2026 Out
The maximum vacancies in BTSC Lab Assistant Notification are for Computer Science Engineering & Information Technology, and the minimum is for Agriculture & Pharmacy. Check the vacancy breakdown of 1091 posts from the table below.
| Posts Name | Departments | Vacancies |
| Laboratory Assistant | (Computer Science Engineering & Information Technology) | 252 |
| (Civil Engineering/Rural Engineering) | 166 | |
| (Electrical Engineering) | 166 | |
| (Mechanical Engineering) | 166 | |
| (Science) | 164 | |
| (Electronics Engineering/Electronics & Communication Engineering) | 146 | |
| Textile Engineering | 20 | |
| Automobile Engineering/Mechanical Diesel | 04 | |
| (Ceramics Engineering) | 02 | |
| (Printing Engineering) | 02 | |
| (Chemical Engineering) | 02 | |
| Agriculture & Pharmacy) | 01 | |
| Total |
1091 | |
Bihar BTSC Lab Assistant Notification 2026 Out
BTSC is providing a great opportunity to interested candidates who want to become a lab assistant in Bihar. BTSC Lab Assistant Short Notification 2026 includes the vacancy details and the online application form date. Candidates who are waiting for the detailed notification can check on 6th April 2026 at the official website of BTSC or in this article.
| Advt. No. | Notification PDF |
| 02/2026 | Download PDF |
| 03/2026 | Download PDF |
| 04/2026 | Download PDF |
| 05/2026 | Download PDF |
| 06/2026 | Download PDF |
| 07/2026 | Download PDF |
| 08/2026 | Download PDF |
| 09/2026 | Download PDF |
| 10/2026 | Download PDF |
| 11/2026 | Download PDF |
| 12/2026 | Download PDF |
| 13/2026 | Download PDF |
Bihar BTSC Lab Assistant Recruitment 2026 Important Dates
The short notification has been released on the official website. Important dates are also mentioned in the notification. Knowing the important dates is important to ensure the application process dates. The application process will start from 6th April 2026.
| Event | Dates |
| Short Notification Date | 3rd April 2026 |
| Detailed Notification Date | 6th April 2026 |
| Starting Date of Application Form | 6th April 2026 |
| Last Date of Application Form | 6th May 2026 |
BTSC Lab Assistant Eligibility 2026
Interested candidates should carefully check the eligibility criteria before applying online. Eligibility criteria mainly include the educational qualification, age limit, and nationality. Candidates who are going to apply for the lab Assistant post must have passed intermediate (10+2) with a science stream from a recognised board. As per the previous recruitment eligibility criteria mentioned below.
Education Qualification: Candidates must have passed a Diploma, B.Tech or BE in a specific engineering discipline from a recognised university/institution. General and OBC candidates must have passed with 60%, and SC/ST candidates need 55% to apply for the lab assistant posts.
Age Limit: The minimum age of candidates should be 21 years, and the maximum age varies depending on the category.
| Category | Maximum Age |
| UR | 37 Years |
| UR Female | 40 Years |
| BC/EBC Male & Female | 40 Years |
| SC/ST male & Female | 42 Years |
BTSC Lab Assistant Apply Online 2026
The online application process for the BTSC Lab Assistant Recruitment 2026 has started from 6th April 2026 onwards at the Bihar Technical Service Commission official website https://btsc.bihar.gov.in/. Candidates can now fill out their application forms, and must fill in all the correct details carefully. For the ease of candidates, we have also provided a direct link below to apply online for the recruitment.
BTSC Lab Assistant Application Fee 2026
The application fee for the BTSC Lab Assistant Recruitment 2026 varies by category. Applicants must pay the fee online to complete their application process.
| Category | Application Fee |
| Gen/BC/EWS | Rs. 600/- |
| SC/ST (Permanent Resident of Bihar) | Rs. 150/- |
| Female Candidates for all categories (Permanent Resident of Bihar) | Rs. 150/- |
| Candidates from outside of the State | Rs. 600/- |
Steps to Apply for Bihar Lab Assistant Recruitment 2026
Candidates can follow the steps provided below to apply online for BTSC Lab Assistant Recruitment 2026.
- Go to the official website of BTSC
- Select the Laboratory Assistant Recruitment 2026 link from there
- Apply using a legitimate mobile number and email ID
- Complete the form with accurate information
- Upload supporting documents and your picture
- Pay application fee via online mode
- Submit the form and get a confirmation slip
BTSC Lab Assistant Selection Process 2026
To be selected as a lab assistant in Bihar, candidates must go through multiple stages of the selection process, such as a Computer-Based Test, work experience, and document verification.
- The first stage of the recruitment process is an online written test, which consists of questions from technical and non-technical topics for 100 marks.
- The weightage of the written tests is 75%, and work experience/higher education will consist the 25% of the weightage.
- Then, selected candidates will be called for document verification
- Candidates who clear all stages of the selection process will be called for medical examination to ensure the health standard.
BTSC Lab Assistant Exam Pattern 2026
The BTSC Lab Assistant Exam will be conducted online (Computer-Based Test). The exam duration will be 2 hours, and there will be a total of 100 objective-type questions. The test is available in two languages: Hindi & English.
| Exam Mode | Computer-Based Test (CBT) |
| Duration | 2 Hours |
| Total Questions | 100 |
| Total Marks | 100 |
| Question Type | Objective (MCQs) |
| Language | Hindi & English |
| Negative Marking | Yes (0.25 marks deducted) |


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