Department of Veterans Affairs

Introduction – Simplified invoicing with Tungsten Network

The VA Financial Services Center (VAFSC) has partnered with Tungsten Network to provide electronic invoicing services, free of charge, to their vendor community. To deliver the best possible customer service to you, the VA have modernized the payment processes and use Tungsten Network for simple and secure solutions in compliance with the Prompt Payment Act to receive and process your invoices while also eliminating improper payments quickly and accurately.


How does it work?

Tungsten Network enables Vendors to submit invoices to VAFSC for processing and allow the Contract Office to review and approve invoices online.

Vendors can use invoice files from their accounting systems, or the Tungsten Network Vendor portal, to submit invoice data electronically to VAFSC.  Tungsten Network provides two e-invoicing solutions depending on your business needs:

While making the invoice submission process completely electronic, the VAFSC has also expanded on their electronic payments. An Automated Clearing House (ACH) enrollment form can be found at the Bureau of the Fiscal Service following a search for ‘3881’.

ACH offers significant advantages:

Two Service Options Available


A supplier can send a data file directly to Tungsten via automatic upload.

  • Transmit data in virtually any format from your accounting system directly to Tungsten Network
  • No manual intervention – fully automated invoice processing
  • Recommended for businesses that send a high volume of invoices per year

Web Form

A supplier can create invoices on-line via the Tungsten portal.

  • The account type will be advised based on the current transaction volume levels to the Veterans Affairs Financial Service Center (VA-FSC).
  • If your company elects for a Web Form account:
    • Step 1: You do not require a “Registration Key” unless provided to you directly through email.
    • Step 5: Your Companies Tax Payer ID Number (TIN) is Required for VA-FSC.
    • Step 6: Remittance Address Details are Required to Transact to VA-FSC.
    • Step 8: The Department of Veterans Affairs TN Number is: AAA544240062

Note: The current account and transaction fees associated with the Tungsten Network services are paid by the VA-FSC. Free transaction code(s) are not required.

Benefits of using the Tungsten Network e-invoicing solution

Guaranteed invoice delivery
Streamlined, fewer exceptions
Predictable payment
No installation of hardware or software required
The ability to store and retrieve invoices
Improved cash-flow management

Useful information & downloads


Tungsten Network Support – 1-877-489-6135

VA Financial Service Center – 1-877-353-9791

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