27 C.F.R. § 25.157 Determination of tax on bottled beer.
Title 27 - Alcohol, Tobacco Products and Firearms
The quantities of bottled beer removed subject to tax shall be computed to 5 decimal places in accordance with the table and instructions in §25.158. The sum of the quantities computed for any one day will be rounded to 2 decimal places and the tax will be calculated and paid on the rounded sum. (Sec. 201, Pub. L. 85–859, 72 Stat. 1333, as amended (26 U.S.C. 5051))
Title 27: Alcohol, Tobacco and Firearms
PART 25—BEER
Subpart K—Tax on Beer
Determination of Tax
§ 25.157 Determination of tax on bottled beer.