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Updating Vendor Information (W9 Form)

Help & Support   /   Update W9

Why update my Vendor Information?

An updated W-9 is needed for:

  1. Change of Address
  2. Tax ID Update, and/or
  3. DBA Change

  Updating Vendor Data

Start by downloading the W-9 form.  

 Click Here

Complete the downloaded W-9 with the following information:
  1. Your current name or business name
  2. DBA
  3. Address
  4. Tax ID, and
  5. Tax Status
  6. Your signature and Date

  Submitting Completed Form

Submitting W-9 changes is easy

  1. Simply print, complete and sign the W-9 form.
  2. Scan and email the completed/signed form to [email protected].
  3. Or you may mail it to:

    Travis County Auditor's Office
    P.O. Box 1748
    Austin, Texas 78767
    ATTN: Disbursements Auditing

    4. Thanks for helping us “go green”.

Need Additional Support
  Technical or Site Question?

For technical support, email Team FSIR at:
[email protected]
 - or - 
Call: 512-854-9125   (M-F 8a-5p)

  Invoice, Payment or Account Question?

Invoice Submission (Invoices must be in PDF format, one invoice per PDF attachment), email:
[email protected]
Questions / Inquiry (related to the vendor invoice will be responded within 24 hours), email:
[email protected]
 - or - 
Call: 512-854-9125   (M-F 8a-5p)