(Your Logo, Address etc. Here.)
Please furnish the following information, so we may properly update our records:
Federal Tax ID # ____________________________
Is your business incorporated? [ ] Yes [ ] No
Signature / Position: ________________________
Under current Federal Income Tax laws, you are required to provide us with the above information. If you are not a corporation and you do not provide us your taxpayer ID number, you might be subject to a $XXX.XX penalty imposed by the Australian Taxation Office. Failure to furnish your taxpayer ID number could result in payments to you being subject to Federal Income Tax withholding at --% rate.
Please note any corrections and return this letter to my attention.
Your prompt response is appreciated.
__________________, Accounts Payable
(Name / title)