27 CFR § 19.599 - Bottling and packaging records.
A proprietor who bottles or packages spirits must prepare a “bottling and packaging” record for each lot of spirits bottled or packaged. The bottling and packaging record must contain the following information:
(a) Bottling tank number;
(b) Serial number of the record (which must commence with “1” at the start of each calendar or fiscal year, or be a unique identifying number that is not repeated);
(c) Formula number (if any) under which the batch was produced;
(d) Serial number of the dump/batch record from which the spirits were received;
(e) Kind of distilled spirits product (including age, if claimed);
(f) Details of the tank gauge (including proof, wine gallons, proof gallons, and, if applicable, obscuration);
(g) The date the bottles or packages were filled;
(h) The size of the bottles or packages filled, the number of bottles per case, and the number of cases or packages filled;
(i) Serial numbers by brand name of the cases or other containers filled;
(j) Proof of the spirits bottled or packaged (if different from the proof recorded under paragraph (f) of this section);
(k) Total quantity bottled, packaged, or otherwise disposed of in bulk;
(l) Losses or gains of the distilled spirits product; and
(m) If labeled as bottled in bond, a statement to that effect.