A brewery may not be established or operated in any dwelling house or on board any vessel or boat, or in any building or on any premises where the revenue will be jeopardized or the effective administration of this part will be hindered.
27 C.F.R. § 25.21
Sec. 201, Pub. L. 85-859, 72 Stat. 1389, as amended ( 26 U.S.C. 5402 )