Constable Signature Size
Requirements (2026)
Complete official signature specifications for Bihar Police (BPSSC / CSBC) 2026 application. Signatures that don't meet these rules will be rejected by the upload portal.
Official Bihar Police Signature Specifications
| File Size | 10KB – 20KB |
| Format | JPEG / JPG |
| Ink Color | blue or_black |
| Paper | Plain white (no lines, no ruled paper) |
Additional Requirements
- CRITICAL: Candidates must upload TWO separate signatures (One in Hindi and One in English).
- Sign on white paper with black or blue ink. Running handwriting only.
Why Signatures Get Rejected on the Bihar Police Portal
Signature exceeds 20KB
High-resolution phone scans often exceed 20KB. The portal blocks any file above this limit.
Wrong ink color used
Bihar Police mandates blue or_black ink. Blue or pencil signatures are a common rejection reason.
Signed on lined or ruled paper
Notebook lines visible in the scan are treated as tampering. Always use plain, unruled white paper.
Frequently Asked Questions
What is the exact signature file size for Constable 2026?
The official signature file size for Constable is 10KB to 20KB in JPEG/JPG format.
What ink color is required for Bihar Police signatures?
Bihar Police requires signatures in blue or_black ink on plain white paper for the 2026 application process.
Can I use a digital signature for Constable?
Most government exam portals do not accept digital signatures. You should sign on plain white paper with blue or_black ink, scan or photograph it, and then use our compressor to meet the exact size requirements.
Need to Compress Your Signature?
Our free tool automatically compresses your signature scan to meet the exact Bihar Police 2026 specifications listed above.
Use Bihar Police Signature Compressor