Barrel equivalents for various case sizes are as follows:
(a) For U.S. measure bottles.
| Bottle size (net contents in fluid ounces) | Number of bottles per case | Barrel equivalent |
|---|---|---|
| 6 | 12 | 0.01815 |
| 6 | 24 | 0.03629 |
| 7 | 12 | 0.02117 |
| 7 | 24 | 0.04234 |
| 7 | 32 | 0.05645 |
| 7 | 35 | 0.06174 |
| 7 | 36 | 0.06351 |
| 7 | 40 | 0.07056 |
| 7 | 48 | 0.08468 |
| 8 | 12 | 0.02419 |
| 8 | 24 | 0.04839 |
| 8 | 36 | 0.07258 |
| 8 | 48 | 0.09677 |
| 10 | 12 | 0.03024 |
| 10 | 24 | 0.06048 |
| 10 | 48 | 0.12097 |
| 11 | 12 | 0.03327 |
| 11 | 24 | 0.06653 |
| 11.5 | 24 | 0.06956 |
| 12 | 12 | 0.03629 |
| 12 | 15 | 0.04536 |
| 12 | 20 | 0.06048 |
| 12 | 24 | 0.07258 |
| 12 | 30 | 0.09073 |
| 12 | 48 | 0.14516 |
| 12 | 50 | 0.15121 |
| 14 | 12 | 0.04234 |
| 14 | 24 | 0.08468 |
| 16 (1 pint) | 12 | 0.04839 |
| 16 (1 pint) | 24 | 0.09677 |
| 22 | 12 | 0.06653 |
| 22 | 24 | 0.13306 |
| 24 | 12 | 0.07258 |
| 24 | 24 | 0.14516 |
| 30 | 12 | 0.09073 |
| 32 (1 quart) | 12 | 0.09677 |
| 40 | 12 | 0.12097 |
| 64 | 1 | 0.01613 |
| 64 | 4 | 0.06452 |
| 64 | 6 | 0.09677 |
| 128 (1 gallon) | 1 | 0.03226 |
| 288 | 1 | 0.07258 |
(b) For metric measure bottles.
| Bottle size (metric net contents) | Number of bottles per case | Barrel equivalent |
|---|---|---|
| 500 milliliters | 24 | 0.10226 |
| 750 milliliters | 12 | 0.07670 |
| 1 liter | 12 | 0.10226 |
| 2 liters | 6 | 0.10226 |
| 5 liters | 1 | 0.04261 |
(c) For other case sizes. If beer is to be removed in cases or bottles of sizes other than those listed in the above tables, the brewer shall notify the appropriate TTB officer in advance and request to be advised of the fractional barrel equivalent applicable to the proposed case size.
[T.D. ATF-345, 58 FR 40357, July 28, 1993]