Upon approval of the application, the appropriate TTB officer will assign a registry number to the bonded winery, bonded wine cellar, or taxpaid wine bottling house. The registry number will be used in all correspondence and on all documents filed subsequently in connection with the operation of the premises and will be shown where required on labels and markings of containers or cases filled at the wine premises.
27 C.F.R. §24.115
Approved by the Office of Management and Budget under control numbers 1512-0058 and 1512-0503