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Updating Vendor Information (W9 Form)

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

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 W-9 changes is easy

  1. Simply print, complete and sign the W-9 form.
  2. Scan and email the completed/signed form to
  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

For technical support
email Team FSIR at:

 - or - 

512-854-9125   (M-F 8a-5p)

For account related questions
email Accounts Payable at:

 - or - 

512-854-9125   (M-F 8a-5p)