27 CFR §19.120

1. (a)If the proprietor wishes to conduct additional operations involving spirits, other than those approved on the current registration, the proprietor must:
   1. (1)File form TTB F 5110.41, Registration of Distilled Spirits Plant, to amend the registration; and
   2. (2)Not engage in the additional operations prior to approval of the amended registration.
2. (b)If the proprietor wishes to engage in another business that is authorized under § 19.55 the proprietor must:
   1. (1)File TTB F 5110.41 to amend the registration;
   2. (2)Include the information required under § 19.73(b); and
   3. (3)Not engage in the other business until approval of the amended registration is received.