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ICEGATE & e-Sanchit: Document Preparation and IRN/DRN Basics

An introductory guide to document readiness, e-Sanchit Image Reference Numbers and batch references, with official sources and questions to discuss with your authorised filing team.

14 May 20264 min readBy Neeraj Purohit

Navigating Indian Customs via ICEGATE (Indian Customs Electronic Data Interchange Gateway) and the e-Sanchit document portal requires a clear understanding of digital workflows. Preparing your documentation correctly before interacting with these systems helps your team organise the information needed for a shipment review.

This introductory guide outlines the foundational preparation steps required for importers and exporters, focusing on document readiness, accurate portal terminology, and the checks to discuss with your authorised filing team before preparing a Bill of Entry (BoE) or Shipping Bill (SB).

Source check: the linked ICEGATE FAQ, advisory index and GST e-invoice reference were reviewed on 2 November 2026. This is an introduction; check the current instructions for the service you will actually use.

Step 1: Confirm the shipment and the applicable registrations

Start with the goods, origin, destination, proposed shipping date and services you need. Ask your authorised filing team which registrations and permissions apply to that shipment. Where an IEC or banking/AD-code registration is required, check the current details and the applicable service guidance. This article does not establish a universal registration rule for every importer, exporter or transaction.

Keep a short list of unanswered questions: who will file, which port or route is proposed, and which documents are still awaited? Agree who will provide each missing item before treating an enquiry as ready for a quotation or filing review. There is no need to share account passwords, OTPs or a DSC private key to make an initial enquiry.

Step 2: Understanding e-Sanchit, IRNs, and DRNs

The e-Sanchit portal allows for the electronic submission of supporting documents. Understanding how the portal tracks these documents is critical to avoiding filing errors.

According to the official ICEGATE e-Sanchit FAQ, there is a crucial distinction between an IRN and a DRN:

  • e-Sanchit IRN (Image Reference Number): When you or your authorised filer successfully upload a single document (such as a commercial invoice or packing list) to e-Sanchit, the system generates a unique Image Reference Number for that specific file.
  • DRN (Document Reference Number): Once a batch of documents is uploaded together, the system groups those IRNs and generates a single Document Reference Number for the batch.

Important Filing Rule: The ICEGATE FAQ distinguishes the references used for documents from the batch reference: for a Bill of Entry, it directs users to enter the IRNs, rather than the DRN. For other filing services, use the current applicable guide instead of assuming every screen takes the same identifier.

Additionally, the portal provides notification and search functionalities. The FAQ describes an email/message confirmation after document submission. Keep that acknowledgement; it is not a customs-clearance approval. If you need to locate previously uploaded documents, the e-Sanchit system allows users to search by the specific IRN, the batch DRN, the document type, or the date of upload.

Step 3: Document Formatting and Consistency

Clear, complete supporting files help the authorised filing team review the shipment. For comprehensive formatting rules and procedural advisories, refer to the ICEGATE Electronic Filing Advisory.

When preparing your documents for upload, adhere to these fundamental practices:

  • Digital Signatures: Documents uploaded to e-Sanchit must be digitally signed PDFs. Ensure your digital signature certificates are valid and properly configured on your filing system.
  • Meaningful File Names: The official FAQ explicitly advises users to assign meaningful file names to their PDFs before upload. A file named "Commercial_Invoice_Inv123.pdf" is much easier to track and verify than a random string of numbers.
  • Review Before Submission: Always open and review the exact PDF file before it is digitally signed and uploaded. Check that the pages are legible, complete, and properly oriented.
  • Data Consistency: Check descriptions, quantities, units, document dates and shipment references for inconsistencies. An invoice and packing list serve different purposes; ask the document issuer or authorised filer to explain a discrepancy rather than inventing a replacement value.

Step 4: Clarifying Terminology – GST IRN vs. Customs IRN

Importers often encounter confusion due to overlapping acronyms. It is essential to distinguish between the two primary types of "IRNs" you will handle:

  • e-Sanchit IRN (Image Reference Number): As detailed above, this is the Customs reference generated by ICEGATE for an uploaded PDF document.
  • GST IRN (Invoice Reference Number): The GST e-invoice reference explains the Invoice Reference Number generated by that system. It is a different identifier; this guide does not determine whether a particular business is subject to e-invoicing.

Do not confuse your supplier's GST invoice reference with the Customs Image Reference Number. They are separate identifiers belonging to entirely different tax and customs infrastructures.

Step 5: Working with Authorised Filers and Query Management

Once your documents are uploaded and your BoE or SB is filed by an authorised user (such as a Customs Broker), the portal generates official status updates.

If Customs officials require further clarification, they will raise a digital query through the ICEGATE system. Proper preparation—meaning having all applicable supporting documents, catalogs, and technical write-ups ready before filing—allows your filing team to respond to these queries promptly with the correct information.

World Cargo Logistics Guidance

Navigating the preparation requirements for ICEGATE and e-Sanchit requires attention to detail. At World Cargo Logistics, we provide basic operational guidance to help businesses structure their paperwork, identify registration-readiness questions, and maintain document consistency prior to the filing stage.

For an initial discussion, share a basic cargo description, origin, destination, planned date and the support required. WCL can help organise the next questions and document checklist. Any detailed review or quotation depends on the actual shipment information; official filing and status must be checked through authorised access.

(Please note: This article is an introductory guide to document preparation, not exhaustive legal instructions. Official portal acceptance, query generation, and clearance statuses remain strictly under the purview of Indian Customs. We do not guarantee specific clearance processing times or assessment outcomes.)

Tags:ICEGATEe-SanchitIECAD CodeCustoms Clearance2026

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