A proprietor who sweetens natural wine with sugar or juice (unconcentrated or concentrated) under the provisions of this part shall maintain a record of sweetening by transaction date. The record will contain the following:
(a) The gallons and degrees Brix of the wine before sweetening;
(b) If concentrate is used, the degrees Brix of the concentrate;
(c) If sugar or juice, or both, are used, the gallon equivalent that would be required to sweeten the volume of wine to its maximum authorized total solids content;
(d) The quantity of sugar or juice used for sweetening; and
(e) The gallons and degrees Brix of the wine produced by sweetening. (Sec. 201, Pub. L. 85-859, 72 Stat. 1381, as amended (26 U.S.C. 5367)) (Approved by the Office of Management and Budget under control number 1512-0298)