Income Tax e-Filing Portal Attachment Limits.
| Document Type | Required Format & Size |
|---|---|
| Single Attachment File Limit | PDF, Under 5 MB (5120 KB) |
| Maximum Number of Attachments | 10 PDFs per submission |
| Combined Zip Attachment Limit | 50 MB Max Zip Size |
Aakhri baar verify kiya gaya: August 2026
Income Tax portal document submission rules.
When responding to e-Proceedings, Section 143(1) / 148 notices, or attaching Form 16 and bank statements on incometax.gov.in, each individual PDF must not exceed 5 MB.
Scanned annual bank statements or multi-page tax audit books easily reach 15–30 MB. Zcompressor compresses these documents under 5 MB while maintaining financial table legibility.
Aapke documents aapke device par hi safe rehte hain.
Your confidential financial records, PAN details, and tax audit files never cross remote cloud servers.
Aksar Pooche Jaane Wale Sawal (FAQ).
The maximum file size for a single PDF attachment on the Income Tax e-Filing portal is 5 MB, with up to 10 PDF attachments permitted per response.