Overview
The Bihar Teacher Recruitment Examination (TRE), conducted by the Bihar Public Service Commission (BPSC), recruits school teachers for Bihar's government schools — Primary (Classes 1-5), Middle (Classes 6-8), Secondary (Classes 9-10) and Senior Secondary (Classes 11-12). The current round is TRE 4.0, with 32,388 notified vacancies. BPSC first released the TRE 4.0 notification on 18 August 2026 under Advertisement No. 14/2026; the online application process, originally due to start 1 September 2026, was postponed for procedural changes, and BPSC re-announced the recruitment under a revised Advertisement No. 15/2026, with online registration opening 25 September 2026, per secondary reporting on the notifications. Candidates should treat the revised Advt 15/2026 as the current authority on process and pattern, and verify against the live notification on bpsc.bihar.gov.in.
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Who can apply
Candidates need the academic qualification and teaching-eligibility certificate (NCTE-prescribed B.Ed/D.El.Ed, or RCI-recognised qualification for special-school teachers) relevant to the post, plus a valid CTET or Bihar STET/BTET certificate for the paper matching the class level applied for (for example CTET/BTET Paper-I for Classes 1-5, Paper-II for Classes 6-8 and above). Reported age limits for TRE 4.0: minimum 18 years for Primary and Middle School posts, 21 years for Secondary and Senior Secondary posts, with the cut-off date 1 August 2026; maximum age 37 years for Unreserved male candidates, 40 years for Unreserved female and Backward/Extremely Backward Class candidates, and 42 years for SC/ST and transgender candidates. SC/ST, EBC, BC and female candidates get a 5% relaxation in minimum qualifying marks for academic degrees where applicable. Confirm exact eligibility for your post and category against the live advertisement.
Exam pattern
Per the revised Advt 15/2026 reported for TRE 4.0, selection is decided by a single written examination — there is no separate Preliminary and Mains stage, and no interview for most posts; the final merit is based purely on the written test.
| Part | Coverage | Questions |
|---|---|---|
| Part I — Language | English plus Hindi/Urdu/Bangla | 30 (qualifying only, minimum 30%) |
| Part II — General Studies | Elementary Maths, Mental Ability, General Science, Social Science, Geography, National Movement | 40 |
| Part III — Main subject | The candidate's elected teaching subject | 80 |
| Total | 150 |
Mode: offline, OMR-based. Duration: 2.5 hours. Negative marking: 1/3 mark deducted for each wrong answer; marking a blank/unattempted response (or not selecting the "not attempted" option where required) is also treated as an incorrect answer under the revised pattern. Reported category-wise qualifying marks: General 40%, Backward Class 36.5%, Extremely Backward Class 34%, and SC/ST/Women/PwD 32%.
Selection process
Notification and online application (Advt 15/2026 for the current TRE 4.0 cycle).
One Time Registration (OTR) and DigiLocker-linked profile, per the revised application process.
Single written examination (150 questions, 2.5 hours), covering Language, General Studies and the candidate's main subject.
Document verification, including Aadhaar-linked verification.
Final merit list, based solely on the written exam score.
Fees
Reported fee for TRE 4.0: ₹100 per class-level category applied for (candidates applying across multiple levels — for example Classes 1-5, 6-8, 9-10 and 11-12 — pay separately for each), plus a ₹200 biometric fee only for candidates who do not provide a valid Aadhaar number during registration, and standard payment-gateway bank charges. Confirm the fee for the live cycle on the notification.
Important dates
As of BPSC's exam calendar update on 14 August 2026, TRE 4.0 was listed under "2 Phase Exams (PT + Mains)" with its Preliminary Test date marked TBD, pending the close of the advertisement period. That structure has since been superseded: BPSC's TRE 4.0 notification followed on 18 August 2026 (Advt 14/2026), application opening was postponed from 1 September 2026, and the recruitment was re-announced under revised Advt 15/2026 with online registration opening 25 September 2026 as a single-exam process. Given how much this cycle's structure and dates have changed already, check BPSC's own exam calendar and the live TRE 4.0 advertisement for the confirmed, current details rather than relying on any one snapshot.
How to apply
Applications for TRE 4.0 are submitted online through BPSC's dedicated portal at bpsconline.bihar.gov.in. The process requires completing One Time Registration (OTR) first, linking DigiLocker for document verification, then selecting the TRE 4.0 advertisement, choosing post/subject and category, paying the fee online, and submitting the application.
Preparation tips
Since the Preliminary Test date for TRE 4.0 was originally announced only after the advertisement period, and the process itself was revised mid-cycle from a two-phase PT+Mains structure to a single written exam, keep tracking BPSC's own exam calendar and the live advertisement directly rather than relying on a fixed structure assumed early. Because the exam weights the candidate's main teaching subject at 80 of 150 questions — over half the paper — subject depth matters more here than in most screening-style competitive exams, while the Language part only needs a qualifying 30%.
What is BPSC TRE?
The Teacher Recruitment Examination (TRE), conducted by the Bihar Public Service Commission, to recruit school teachers for Bihar's government schools across Primary, Middle, Secondary and Senior Secondary levels.
How many vacancies were notified for TRE 4.0?
32,388 vacancies were notified for TRE 4.0, per BPSC's exam calendar and the TRE 4.0 notification.
Is TRE 4.0 a single exam or does it have Prelims and Mains?
Per the revised Advertisement No. 15/2026 reported for TRE 4.0, selection is decided by one single written exam — there is no separate Preliminary and Mains stage. An earlier BPSC calendar snapshot had listed TRE 4.0 as a two-phase (PT + Mains) exam; that structure was superseded when BPSC revised the notification.
Is CTET or STET mandatory for BPSC TRE 4.0?
Yes, a valid CTET or Bihar STET/BTET certificate matching the class level applied for is required, alongside the relevant academic and teaching qualification.
Is there negative marking in BPSC TRE 4.0?
Yes, 1/3 mark is deducted for each wrong answer in the 150-question written exam, per the revised Advt 15/2026 pattern reported for this cycle.
Where can I apply for BPSC TRE?
Applications are submitted online through BPSC's own portal at bpsconline.bihar.gov.in, after completing One Time Registration (OTR).