Group 1 (Combined Civil Services-I) Signature Size
Requirements (2026)
Complete official signature specifications for Tamil Nadu Public Service Commission 2026 application. Signatures that don't meet these rules will be rejected by the upload portal.
Official TNPSC Signature Specifications
| File Size | 10KB – 20KB |
| Format | JPEG / JPG |
| Dimensions | 230 × 75 pixels |
| Ink Color | blue or_black |
| Paper | Plain white (no lines, no ruled paper) |
Additional Requirements
- Draw a box of 6.0 × 2.0 cm (230 × 75 pixels) on white paper and sign within the box using a blue or black ink pen.
- Resolution: 200 DPI. Save as 'Signature.jpg'.
Why Signatures Get Rejected on the TNPSC Portal
Signature exceeds 20KB
High-resolution phone scans often exceed 20KB. The portal blocks any file above this limit.
Wrong ink color used
TNPSC 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 Group 1 (Combined Civil Services-I) 2026?
The official signature file size for Group 1 (Combined Civil Services-I) is 10KB to 20KB in JPEG/JPG format. Dimensions must be exactly 230 × 75 pixels.
What ink color is required for TNPSC signatures?
TNPSC requires signatures in blue or_black ink on plain white paper for the 2026 application process.
Can I use a digital signature for Group 1 (Combined Civil Services-I)?
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 TNPSC 2026 specifications listed above.
Use TNPSC Signature Compressor