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Adding Supporting Materials

This guide outlines the steps required to add supporting materials to a dispute. Disputes must be classified as an External Dispute at the Disputes must be classified as an External Dispute at the Internal Review – Pending Additional Details stage. Supporting materials cannot be added outside of this stage if it has already pass the Dispute Submission stage. This stage can only be performed by the Initiating Member.

⚠️ Supporting materials can ONLY be added when the dispute is in “Internal Review – Pending Additional Details” status. If the dispute has moved past this stage, updates will not be allowed.

1. Access the PayNet Dashboard

Open the PayNet Dashboard in your browser and log in using your credentials.


2. Navigate to the One Stop Portal

  • Select the One Stop Portal option
  • A new tab is deployed displaying the One Stop Portal

One Stop Portal Screen

3. Search for the dispute

ℹ️ Ensure the correct dispute is selected before modification. Updating the wrong dispute may result in incorrect submission and require rework.
  • Refer to <link to search disputes User Guide> to find the dispute in question
  • Disputes that require an action from the RPP Dispute Member can be found at the “Active” tab
  • Disputes in need of additional supporting materials have the following Dispute Status: “Pending Additional Details”
  • Select the dispute

Locate Disputes Requiring Additional Details

4. Review and modify the dispute

  • Review the dispute details for accuracy
  • Due date at the top right refers to the date for which a the dispute needs to be updated with materials and approved for this stage of the dispute
    • ⏱️ Please take note of the due date. Supporting materials must be submitted within the required timeframe to avoid SLA breaches and delays in dispute processing.
  • Click “Modify Dispute”
  • The Initiating Member may modify the following fields:
    • Dispute Type
    • Dispute Amount
    • Remarks
    • File attachments
    📎 Ensure that all supporting documents are clear, complete, and relevant to the dispute. Incomplete or unclear documents may lead to rejection or additional requests for information.
  • Click “Update Dispute”
❗ After clicking “Update Dispute”, verify that all modifications and attachments have been successfully saved. Incomplete updates may result in delays or require re-submission.
Modify Dispute Details and Add Supporting Materials

Update Dispute with Modified Details

Upload Supporting Documents for Dispute