How do I request informal or preliminary comments on a proposed label?
Submit the proposed label on TTB F 5100.31, Application for and Certification/Exemption of Label/Bottle Approval with a transmittal letter requesting informal or preliminary comment. If the proposed label meets all applicable requirements, you will receive a certificate of label approval (COLA). If your label requires correction, your application will be returned with a correction sheet that identifies all necessary corrections.
How do I request informal or preliminary comments on a proposed label?