A request to amend business gross receipts or number of employees MUST be submitted via the ATLBIZ portal.
 
The following documentation MUST be attached to the amendment request: 
 

• Copy of a secure and verifiable document as listed in the Georgia Department Revenue code O.C.G.A § 50-36-2 (e.g. unexpired driver’s license, passport, etc.). View the Georgia code for a complete list of acceptable documentation.
• Federal and State tax returns for the applicable prior year(s) in question
• Profit and Loss Income statement for current year only (if tax return has not been filed)

All required documents must be received before processing starts. 

Applicable late fees, penalties and interest may apply.

NOTE: If you were contacted by the Office of Revenue to remit missing documents, access your account in ATLBIZ to view the message and respond with the appropriate documents. After logging in, click the "More" button; then in the Communications box, select "View and Send Messages".
 
Additional information concerning the business tax calculation and related requirements is available via the link below.
 
City of Atlanta Office of Revenue 

Estimating Your Business Tax