Understanding Spirit Whiskey
A mixture of neutral spirits with at least 5% whiskey and/or straight whiskey on a proof-gallon basis. The straight-whiskey portion must remain below 20%; neutral spirits may reach 95%. Spirit whiskey is a specific type, not another name for all whiskey spirits.
Source: 27 CFR § 5.143(c), Table 1, row 14
Permitted additions and limits: 27 CFR § 5.155
Bottling must be at least 80 proof / 40% ABV. Shared whiskey requirement: § 5.143(a)
The whiskies
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