Section 25.231 - Finished beer(a) A brewer may obtain beer in barrels and kegs, finished and ready for sale from another brewer. The purchasing brewer may furnish the producing brewer barrels and kegs marked with the purchasing brewer's name and location. The producing brewer shall pay the tax as provided in subpart K of this part.(b) A brewer may not purchase taxpaid or tax determined beer from another brewer in bottles or cans which bear the name and address of the purchasing brewer.Sec. 201, Pub. L. 85-859, 72 Stat. 1389, as amended ( 26 U.S.C. 5413 )