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How to compress Aadhaar and bank passbook PDF for e-Shram card registration
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How to compress Aadhaar and bank passbook PDF for e-Shram card registration

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How to compress Aadhaar and bank passbook PDF for e-Shram card registration

Learn how to compress Aadhaar card and bank passbook PDFs for your e-Shram registration on eshram.gov.in to the required 100KB–500KB limit using free online tools.

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Anupam Pradhan

Founding Editor

Updated July 26, 2026

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Key takeaways

  • Format: PDF, JPEG, or PNG formats are accepted, but PDF is strongly recommended to preserve image sharpness across multi-page scans.
  • File Size Limits: Minimum of 100KB and a maximum of 500KB per document.
  • Primary Documents: Aadhaar card copy and Bank passbook front page copy showing the account number, IFSC code, and holder name.
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To register successfully on eshram.gov.in, your Aadhaar and bank passbook PDFs must be between 100KB and 500KB. If your file is too large, you can use the free online tool to [compress PDF for e-Shram Card](/compress-pdf-e-shram-card) instantly and perform an e-Shram PDF compress online.

Who needs this guide

This guide is specifically written for unorganised sector workers across India—including agricultural labourers, construction workers, street vendors, domestic help, Asha workers, and CSC (Common Service Centre) operators—who are attempting to complete self-registration or public registration for the e-Shram card scheme. When uploading critical verification files to the official portal, users are frequently blocked by file size limits.

Most modern smartphone cameras capture photos at resolutions that result in files between 2MB and 10MB once converted to PDF. Because the registration portal has strict limitations to manage database loads, these heavy files are rejected instantly. If you have been seeing the error message "File size exceeds the limit of 500KB" or "Upload failed due to incorrect file specifications" on the eshram.gov.in portal, this step-by-step technical guide will resolve your problem.

eshram.gov.in upload requirements

The Ministry of Labour & Employment requires specific documents to be uploaded during the registration process to ensure the eligibility of the applicant and to enable Direct Benefit Transfer (DBT) of funds under central welfare schemes. If a file is too small (under 100KB), the text is unreadable for verification systems. If it is too large (over 500KB), it cannot be stored in the portal database.

Document Specifications List:

  • Format: PDF, JPEG, or PNG formats are accepted, but PDF is strongly recommended to preserve image sharpness across multi-page scans.
  • File Size Limits: Minimum of 100KB and a maximum of 500KB per document.
  • Primary Documents: Aadhaar card copy and Bank passbook front page copy showing the account number, IFSC code, and holder name.
  • Below is a quick reference table outlining the exact upload rules:

    DocumentTypical limitTip
    Aadhaar Card Scan100KB to 500KBCombine both front and back sides into a single PDF document.
    Bank Passbook Copy100KB to 500KBScan the front cover containing clear printed details like the IFSC code and account number.
    Active Bank Proof100KB to 500KBIf a passbook is unavailable, a clear scan of a cancelled cheque is also accepted.
    Category Certificate100KB to 500KBOptional. Only upload if you belong to SC/ST/OBC and wish to report it.

    Step-by-step: compress PDF for e-Shram Card

    Follow these practical steps to resize your Aadhaar card or bank passbook scan to meet the 100KB–500KB threshold. You can perform these steps easily using a mobile phone or a desktop computer.

    Step 1: Access the Compression Tool

    Open your web browser on your phone or computer and go to the specialized tool page: compress PDF for e-Shram Card.

    Step 2: Upload Your Scanned Document

    Tap on the "Select PDF" or "Upload File" button on the screen. Locate the file you scanned of your Aadhaar card or bank passbook. Select it to upload it securely into the browser workspace.

    Step 3: Choose Your Compression Level

    Select the "Medium Compression" option. This setting is optimal for Indian government portal uploads because it reduces the overall file size drastically while ensuring the structural text, numbers, and branch details are kept sharp.

    Step 4: Verify the New File Size

    Once the compression engine processes your document, view the output metrics on the screen. Ensure that the resulting file size falls squarely between 100KB and 500KB (a size of 200KB to 300KB is perfect).

    Step 5: Download the Compressed PDF

    Click the "Download" button to save the optimized PDF to your device. It is a good practice to rename the file clearly, such as `Aadhaar_Compressed_eShram.pdf` or `Passbook_eShram_Upload.pdf`, to avoid choosing the older, oversized file later.

    Step 6: Upload to eshram.gov.in

    Log in to your e-Shram registration portal session using your Aadhaar-linked mobile number and OTP. Work through to the document upload section, click on "Choose File," select your newly compressed PDF, and submit. The portal will accept the upload instantly and allow you to proceed.

    Fix common portal errors

    Even when the document size seems correct, database portals can trigger errors. Here is how to fix them:

    File too large error

    This occurs when a file is just a few kilobytes over 500KB. Ensure you are not uploading the original camera output. Always compress the file via Siliph first to clear out unnecessary metadata and hidden background layers that bloat the size.

    Blurry scan rejected

    If you compress your file too aggressively, bringing it down below 100KB, the system or verification officer will reject it. This is because the IFSC code or Aadhaar number becomes pixelated. Re-run your original document through the compression tool, selecting a "Mild Compression" level to keep the final output size around 300KB.

    Wrong format error

    Many users try to upload iPhone `.HEIC` files or system `.TIFF` documents. Ensure that your output file is saved as a standard `.pdf` or `.jpg`. Remember that password-protected PDFs (like your standard e-Aadhaar PDF from UIDAI) will be rejected by the portal. You must print your e-Aadhaar to a fresh PDF to strip the password lock before attempting to compress and upload it.

    Upload timeout

    If you have a weak 3G/4G internet connection in a rural area, uploading a 500KB file can take too long, triggering a gateway timeout. Try compressing the file down to approximately 150KB to ensure a swift, hassle-free upload even on slower mobile connections.

    FAQ

    What is the official document size limit for e-Shram card registration on eshram.gov.in?

    All uploaded documents on the official e-Shram portal must be sized between 100KB and 500KB. Uploading files smaller than 100KB will result in blurry, unreadable scans, while uploading files larger than 500KB will trigger an automated upload error.

    How can I convert my bank passbook photo into a 100KB–500KB PDF?

    Take a well-lit photo of your bank passbook page with your phone, making sure the account number and IFSC are legible. Convert this photo to a PDF using your phone's gallery settings or a free converter. Finally, upload it to the Siliph compressor to bring the file size into the safe 100KB–500KB range before saving.

    Will compressing my Aadhaar card PDF make the text unreadable for verification?

    No, compressing your Aadhaar card with the Siliph tool maintains the legibility of important text, numbers, and photograph details. The tool is optimized to remove unnecessary metadata without degrading critical readable areas needed for government verification.

    Why does eshram.gov.in show an "Upload Failed" error even when my PDF is under 500KB?

    This error often happens because your PDF file is password-protected. The UIDAI e-Aadhaar PDF has a secure password that prevents government systems from viewing it. You must unlock the PDF, save it without a password, and then compress it using Siliph before uploading.

    Is it safe to upload my Aadhaar and passbook PDFs to Siliph for compression?

    Yes, it is entirely safe to use Siliph. Your uploaded files are handled with extreme privacy and are processed securely. Your sensitive personal documentation is never shared and is automatically purged from the servers within a short period after compression.

    Compress now on Siliph

    Avoid registration errors and secure your social welfare benefits today. Use the specialized e-Shram Card PDF Compressor to quickly format your Aadhaar and bank passbook scans to the required 100KB–500KB range. If you have other miscellaneous files, apply our general PDF Compressor tool to size down any document for error-free submission on any government site.

    [e-Shram Card PDF Compress](/compress-pdf-e-shram-card) — free, browser-based, built for e-Shram PDF compress online uploads. No signup required on the free plan.

    More free tools on Siliph:

  • e-Shram Card PDF Compress
  • Reduce PDF File Size
  • PDF to Word Converter Free
  • Convert PDF to Word Free
  • Sign PDF Online Free
  • HTML to PDF Converter
  • Browse all tools at /tools or exam compressors at /exam-tools.

    AP

    Anupam Pradhan

    Founding Editor

    Founder of Siliph. 14+ years covering fintech, document workflows, and digital banking across India and global markets.

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