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Bihar Police Constable Photo & Signature Size 2026

Official upload sizes for Bihar Police Constable (CSBC), with tools already set to them. Pick a document below, add your photo and download a file that fits.

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How to use it

  1. Tap the document you want to prepare — each one is already set to fit the official rules.
  2. Select a photo or scan from your phone. For the signature, thumb or declaration, the paper is cleaned to white and cropped automatically.
  3. Check the preview: the size and KB shown must be inside the official range.
  4. Download the JPG and upload it to the Bihar Police Constable application form.

Bihar Police Constable upload requirements at a glance

From the official notification — Advt. No. 02/2026, Constable (Operator), dated 23.02.2026 (online 01.03.2026 – 31.03.2026) — latest CSBC constable notification; the same upload text is in Advt. 01/2026 (Special Branch Constable, online 06.02.2026 – 05.03.2026) and Advt. 01/2025 (Constable, 19,838 posts, online from 18.03.2025). Checked on 20 October 2026.

DocumentSizeFile sizeFormat
Colour photograph (white background, taken within 2 months)Not specified15–25 KBJPG, JPEG, GIF
Signature in EnglishNot specified15–25 KBJPG, JPEG, GIF
Signature in HindiNot specified15–25 KBJPG, JPEG, GIF

Rules for each document

Colour photograph (white background, taken within 2 months)

  • Official (Advt. 02/2026 para 13 v; identical in 01/2026 and 01/2025): “(i) अभ्यर्थी का फोटोग्राफ, रंगीन एवं दो माह के अंदर खींचा हुआ, जिसका बैकग्राउण्ड सफेद हो, 15 से 25 के0बी0 के बीच का, .jpg/.jpeg/.gif फॉरमेट में, एवं (ii) हस्ताक्षर अंग्रेजी एवं हिन्दी में (काली एवं नीली स्याही से) अलग-अलग, 15 से 25 के0बी0 के बीच का, .jpg/.jpeg/.gif फॉरमेट में, जो सफेद बैकग्राउण्ड पर हो, ऐसे फोटो एवं हस्ताक्षरों को स्कैन कर अपलोड करना अनिवार्य है।”
  • Colour photo taken within the last two months, white background, 15–25 KB, .jpg / .jpeg / .gif.
  • Pixel / cm size is NOT stated.
  • “फोटो एवं हस्ताक्षर के संबंध में दिये गये निर्देश का पालन न करने की स्थिति में अभ्यर्थी का ऑनलाइन आवेदन-पत्र रद्द/निरस्त कर दिया जायेगा।”

Signature in English

  • Official (Advt. 02/2026 para 13 v; identical in 01/2026 and 01/2025): “(i) अभ्यर्थी का फोटोग्राफ, रंगीन एवं दो माह के अंदर खींचा हुआ, जिसका बैकग्राउण्ड सफेद हो, 15 से 25 के0बी0 के बीच का, .jpg/.jpeg/.gif फॉरमेट में, एवं (ii) हस्ताक्षर अंग्रेजी एवं हिन्दी में (काली एवं नीली स्याही से) अलग-अलग, 15 से 25 के0बी0 के बीच का, .jpg/.jpeg/.gif फॉरमेट में, जो सफेद बैकग्राउण्ड पर हो, ऐसे फोटो एवं हस्ताक्षरों को स्कैन कर अपलोड करना अनिवार्य है।”
  • Two separate files: one signature in English and one in Hindi, each 15–25 KB, on a white background.
  • Ink: the notice says “काली एवं नीली स्याही से” (black and blue ink) without saying which goes where — use black or blue ink.
  • Pixel / cm size is NOT stated.

Signature in Hindi

  • Official (Advt. 02/2026 para 13 v; identical in 01/2026 and 01/2025): “(i) अभ्यर्थी का फोटोग्राफ, रंगीन एवं दो माह के अंदर खींचा हुआ, जिसका बैकग्राउण्ड सफेद हो, 15 से 25 के0बी0 के बीच का, .jpg/.jpeg/.gif फॉरमेट में, एवं (ii) हस्ताक्षर अंग्रेजी एवं हिन्दी में (काली एवं नीली स्याही से) अलग-अलग, 15 से 25 के0बी0 के बीच का, .jpg/.jpeg/.gif फॉरमेट में, जो सफेद बैकग्राउण्ड पर हो, ऐसे फोटो एवं हस्ताक्षरों को स्कैन कर अपलोड करना अनिवार्य है।”
  • Two separate files: one signature in English and one in Hindi, each 15–25 KB, on a white background.
  • Ink: the notice says “काली एवं नीली स्याही से” (black and blue ink) without saying which goes where — use black or blue ink.
  • Pixel / cm size is NOT stated.

General instructions

  • Apply from csbc.bihar.gov.in (“Bihar Police” tab / “Advts by Group” → the advertisement). Part 1 is registration and fee; photo and signatures are uploaded in Part 2 after logging in with the registration number and password.
  • Photo and signatures can be changed with “Edit Details” only before final Submit; after Confirm / Submit nothing can be edited.
  • Only one application per mobile number. No hard copy is sent to CSBC; keep the acknowledgement (with photo) for later.
  • At document verification a valid photo ID (Aadhaar, driving licence, voter ID, etc.) must be shown.
  • CSBC's new website csbc-bih.bihar.gov.in runs alongside csbc.bihar.gov.in (notice of 12.05.2026).

Where these numbers come from

Every value on this page is taken from the official Central Selection Board of Constable (CSBC), Bihar documents below. If a newer notification is out, it takes priority.

Next update: Watch csbc.bihar.gov.in for the next general constable advertisement (the last one was Advt. 01/2025).

Other police & defence exams

See photo and signature sizes for all exams.

Frequently asked questions

What is the photo size for Bihar Police Constable?

As per the official notification: Not specified, file size 15–25 KB, format JPG / JPEG / GIF.

What is the signature size for Bihar Police Constable?

As per the official notification: Not specified, file size 15–25 KB, format JPG / JPEG / GIF.

Is 1 KB 1000 or 1024 bytes on these forms?

Notifications don't say, so ToolDabba keeps files safely inside the band — at most 1000 bytes per KB of the maximum and at least 1024 bytes per KB of the minimum — so the file passes either way.

Are my photo and signature uploaded to ToolDabba?

No. Everything is processed inside your browser; your files never leave your phone or computer.