Purpose: The Office Identifier is a number generated by TaxSlayer. This is a Vendor Control Number required for electronic filing. The field must be present in the-e-file for acceptance. The goal is for the IRS to validate the number in the e-file with the number uploaded by the software vendor.
Question: Where is this located?
Answer: The field will be displayed on your Office/Firm Setup screen where you enter your Firm Information.
Question: How do I find the office identifier
Answer: Login to My Account from the VITA/TCE Springboard with the username and password you established via the User Information email link once received after your order is processed. Once you are logged in, select Account History on the left navigation bar.
Question: Is this number unique to my site?
Answer: Yes, it is unique to the EFIN.
Question: Will this number ever change?
Answer: The number will change if the EFIN associated with your site changes