Rev. Rul. 54-79

A product prepared from malt, hops, and a grain product, which is not subjected to any fermenting process after brewing, may be produced on brewery premises as an unfermented malt beverage (cereal beverage) in accordance with the provisions of section 3158 of the Internal Revenue Code and section 192.31 of Regulations 18.

The requirements of Regulations 18, contained in section 192.410 to section 192.422, inclusive, with respect to the manufacture, bottling, etc., of cereal beverages, must be followed in the production and distribution of the product.