When can I apply for BPSC DSO / Assistant Director Mains 2025?

The Mains application window is open from 22 November 2025 to 12 December 2025.

What is the qualification required for BPSC DSO / AD?

Candidates must hold a Post Graduation degree in any discipline from a recognized university.

How many vacancies are available?

The recruitment includes a total of 47 vacancies for District Statistical Officer and Assistant Director.

Where can I download the official notification?

The notification can be downloaded from the official BPSC website or through the PDF link provided in this post.

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Bihar BPSC DSO / Assistant Director Mains Recruitment 2025

Q: What is the selection process?

The selection process includes Prelims, Mains examination, Interview, and Document Verification.

Bihar BPSC DSO / Assistant Director Mains Recruitment 2025 – Apply Online

बिहार BPSC जिला सांख्यिकी अधिकारी / सहायक निदेशक मेन्स भर्ती 2025

Post Date: November 22, 2025

बिहार लोक सेवा आयोग (BPSC) ने जिला सांख्यिकी अधिकारी (DSO) / सहायक निदेशक के मेन्स फॉर्म 2025 जारी कर दिए हैं। कुल 47 पदों के लिए यह भर्ती आयोजित की जा रही है। मेन्स आवेदन प्रक्रिया 22 नवंबर 2025 से 12 दिसंबर 2025 तक चलेगी। जिन उम्मीदवारों ने प्रीलिम्स परीक्षा पास की है वे अब मेन्स फॉर्म भर सकते हैं।

Bihar Public Service Commission (BPSC) released Mains application for Bihar BPSC (DSO) / Assistant Director. 47 posts — apply online from 22 Nov 2025 to 12 Dec 2025.

Read eligibility, fee, vacancy breakup and selection steps below.

Important Dates & Fee Details

Important Dates

Notification Date : 01 June 2025

Pre Apply Start : 03 June 2025

Pre Last Date : 24 June 2025

Pre Exam : 03 August 2025

Pre Result : 03 November 2025

Mains Form Start : 22 November 2025null

Mains Form Last Date : 12 December 2025

Application Fee

General/OBC/EWS/Other : ₹600/-

SC/ST/Female of Bihar : ₹150/-

PH Candidates : ₹200/-

Payment Mode: Debit/Credit Card, NetBanking, UPI

Age Limit (as on 01 Aug 2025):
Minimum: 21 Years
Maximum: 37 Years (Male) — category-wise relaxations apply

Total Posts
47

Download Notification (PDF)

Eligibility Criteria Bihar BPSC DSO / Assistant Director

Candidates must have Post Graduation degree in any stream from a recognized university.

For exact post-wise academic or experience requirements, Read the document carefully before applying.

Vacancy Details

Category	No. of Posts
General	16
EWS	04
EBC	01
BC	09
BC - Female	01
SC	09
ST	01

Exam Pattern (Mains)

Stage	Type	Marks / Details
Mains Examination	Descriptive / Subject Papers	As per notification — refer PDF
Interview	Viva-voce	Marks as per commission
Final	Document Verification	Qualification & documents check

Note: Exact paper-wise marks, duration and syllabus will be as specified in the official mains notification.

Selection Process

Preliminary exam (already conducted)
Mains examination (apply online & appear)
Interview
Document verification & final selection

How to Apply for Bihar BPSC DSO / Assistant Director Mains Recruitment 2025

Visit BPSC official site or check below direct apply link.
Find the link for DSO / Assistant Director Mains (Mains Application).
Login with your pre-exam registration details.
Complete the mains application, upload documents, and pay fee online.
Submit & print the confirmation page for records.

Tip: Keep scanned copies of post-grad mark sheets, photo, signature, caste/PwD certificate ready to upload.

Important Links

Mains Online Form

Activate on 22 Nov

Mains Notice / Instructions

Mains notice

Pre Result / Final Answer Key

Check here

Official Website (BPSC)

Open

Salary / Pay Scale

Pay & allowances for DSO / Assistant Director posts will follow Bihar government pay rules and BPSC pay matrices. Exact pay scale is detailed in the official notification.

Job Location

Appointments will be in Government of Bihar departments (Planning & Development) — postings typically within Bihar state.

FAQs About Bihar BPSC DSO / Assistant Director Mains Recruitment 2025

Q: When I apply for the DSO / AD mains?

A: Mains application window is from 22 Nov 2025 to 12 Dec 2025.

Q: How to apply for Bihar BPSC DSO / Assistant Director Mains Recruitment 2025?

A: visit official website or check important links section for direct apply link.

Q: How many posts are there?

A: Total 47 posts for District Statistical Officer / Assistant Director.

Q: Where to download notification?

A: Use the "Download Notification (PDF)" button above or visit bpsc.bihar.gov.in.

Q: What is the selection process?

A: Prelims → Mains → Interview → Document Verification.

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